Home / 2,272,440-3,136,032.81-1,253,910.36

Finding the Fourth Proportional to 2,272,440, 3,136,032.81 and 1,253,910.36

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Solution

The fourth proportional to 2,272,440, 3,136,032.81 and 1,253,910.36 is: 1,730,432.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,272,440 : 3,136,032.81 = 1,253,910.36 : x
  2. Step 2: Convert to fraction form
    2,272,440/3,136,032.81 = 1,253,910.36/x
  3. Step 3: Cross multiply
    2,272,440x = 3,136,032.81 × 1,253,910.36
  4. Step 4: Simplify right side
    2,272,440x = 3,932,304,029,758.91
  5. Step 5: Solve for x
    x = 3,932,304,029,758.91/2,272,440
  6. Step 6: Final answer
    x = 1,730,432.50

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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.