Home / 1,025,646.30-1,538,469.45-706,781.70

Finding the Fourth Proportional to 1,025,646.30, 1,538,469.45 and 706,781.70

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Solution

The fourth proportional to 1,025,646.30, 1,538,469.45 and 706,781.70 is: 1,060,172.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,646.30 : 1,538,469.45 = 706,781.70 : x
  2. Step 2: Convert to fraction form
    1,025,646.30/1,538,469.45 = 706,781.70/x
  3. Step 3: Cross multiply
    1,025,646.30x = 1,538,469.45 × 706,781.70
  4. Step 4: Simplify right side
    1,025,646.30x = 1,087,362,053,269.07
  5. Step 5: Solve for x
    x = 1,087,362,053,269.07/1,025,646.30
  6. Step 6: Final answer
    x = 1,060,172.55

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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.