Home / 2,648,001.38-3,972,001.86-754,693.61

Finding the Fourth Proportional to 2,648,001.38, 3,972,001.86 and 754,693.61

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Solution

The fourth proportional to 2,648,001.38, 3,972,001.86 and 754,693.61 is: 1,132,040.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,648,001.38 : 3,972,001.86 = 754,693.61 : x
  2. Step 2: Convert to fraction form
    2,648,001.38/3,972,001.86 = 754,693.61/x
  3. Step 3: Cross multiply
    2,648,001.38x = 3,972,001.86 × 754,693.61
  4. Step 4: Simplify right side
    2,648,001.38x = 2,997,644,402,790.11
  5. Step 5: Solve for x
    x = 2,997,644,402,790.11/2,648,001.38
  6. Step 6: Final answer
    x = 1,132,040.35

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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.