Home / 1,074,017.64-1,482,153.54-615,174.10

Finding the Fourth Proportional to 1,074,017.64, 1,482,153.54 and 615,174.10

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Solution

The fourth proportional to 1,074,017.64, 1,482,153.54 and 615,174.10 is: 848,945.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,017.64 : 1,482,153.54 = 615,174.10 : x
  2. Step 2: Convert to fraction form
    1,074,017.64/1,482,153.54 = 615,174.10/x
  3. Step 3: Cross multiply
    1,074,017.64x = 1,482,153.54 × 615,174.10
  4. Step 4: Simplify right side
    1,074,017.64x = 911,782,470,031.31
  5. Step 5: Solve for x
    x = 911,782,470,031.31/1,074,017.64
  6. Step 6: Final answer
    x = 848,945.53

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.