Home / 1,472,634.09-2,206,064.30-763,127.55

Finding the Fourth Proportional to 1,472,634.09, 2,206,064.30 and 763,127.55

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Solution

The fourth proportional to 1,472,634.09, 2,206,064.30 and 763,127.55 is: 1,143,195.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,634.09 : 2,206,064.30 = 763,127.55 : x
  2. Step 2: Convert to fraction form
    1,472,634.09/2,206,064.30 = 763,127.55/x
  3. Step 3: Cross multiply
    1,472,634.09x = 2,206,064.30 × 763,127.55
  4. Step 4: Simplify right side
    1,472,634.09x = 1,683,508,440,585.83
  5. Step 5: Solve for x
    x = 1,683,508,440,585.83/1,472,634.09
  6. Step 6: Final answer
    x = 1,143,195.35

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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.