Home / 1,092,001.90-1,638,002.85-714,088.30

Finding the Fourth Proportional to 1,092,001.90, 1,638,002.85 and 714,088.30

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Solution

The fourth proportional to 1,092,001.90, 1,638,002.85 and 714,088.30 is: 1,071,132.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,001.90 : 1,638,002.85 = 714,088.30 : x
  2. Step 2: Convert to fraction form
    1,092,001.90/1,638,002.85 = 714,088.30/x
  3. Step 3: Cross multiply
    1,092,001.90x = 1,638,002.85 × 714,088.30
  4. Step 4: Simplify right side
    1,092,001.90x = 1,169,678,670,551.66
  5. Step 5: Solve for x
    x = 1,169,678,670,551.66/1,092,001.90
  6. Step 6: Final answer
    x = 1,071,132.45

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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.