Home / 1,008,036.23-1,512,054.35-260,082.23

Finding the Fourth Proportional to 1,008,036.23, 1,512,054.35 and 260,082.23

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Solution

The fourth proportional to 1,008,036.23, 1,512,054.35 and 260,082.23 is: 390,123.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,036.23 : 1,512,054.35 = 260,082.23 : x
  2. Step 2: Convert to fraction form
    1,008,036.23/1,512,054.35 = 260,082.23/x
  3. Step 3: Cross multiply
    1,008,036.23x = 1,512,054.35 × 260,082.23
  4. Step 4: Simplify right side
    1,008,036.23x = 393,258,467,229.20
  5. Step 5: Solve for x
    x = 393,258,467,229.20/1,008,036.23
  6. Step 6: Final answer
    x = 390,123.35

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Half scale
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Double scale
Find fourth proportional to 1,008,037.23, 1,512,055.85 and 260,083.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.