Home / 1,088,140.32-1,501,603.74-604,693.08

Finding the Fourth Proportional to 1,088,140.32, 1,501,603.74 and 604,693.08

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Solution

The fourth proportional to 1,088,140.32, 1,501,603.74 and 604,693.08 is: 834,459.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,140.32 : 1,501,603.74 = 604,693.08 : x
  2. Step 2: Convert to fraction form
    1,088,140.32/1,501,603.74 = 604,693.08/x
  3. Step 3: Cross multiply
    1,088,140.32x = 1,501,603.74 × 604,693.08
  4. Step 4: Simplify right side
    1,088,140.32x = 908,009,390,480.12
  5. Step 5: Solve for x
    x = 908,009,390,480.12/1,088,140.32
  6. Step 6: Final answer
    x = 834,459.83

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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.