Home / 1,255,206.24-1,732,127.22-711,310.14

Finding the Fourth Proportional to 1,255,206.24, 1,732,127.22 and 711,310.14

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Solution

The fourth proportional to 1,255,206.24, 1,732,127.22 and 711,310.14 is: 981,575.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,206.24 : 1,732,127.22 = 711,310.14 : x
  2. Step 2: Convert to fraction form
    1,255,206.24/1,732,127.22 = 711,310.14/x
  3. Step 3: Cross multiply
    1,255,206.24x = 1,732,127.22 × 711,310.14
  4. Step 4: Simplify right side
    1,255,206.24x = 1,232,079,655,356.01
  5. Step 5: Solve for x
    x = 1,232,079,655,356.01/1,255,206.24
  6. Step 6: Final answer
    x = 981,575.47

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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.