Home / 2,648,432.95-3,972,687.02-755,174.39

Finding the Fourth Proportional to 2,648,432.95, 3,972,687.02 and 755,174.39

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Solution

The fourth proportional to 2,648,432.95, 3,972,687.02 and 755,174.39 is: 1,132,772.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,648,432.95 : 3,972,687.02 = 755,174.39 : x
  2. Step 2: Convert to fraction form
    2,648,432.95/3,972,687.02 = 755,174.39/x
  3. Step 3: Cross multiply
    2,648,432.95x = 3,972,687.02 × 755,174.39
  4. Step 4: Simplify right side
    2,648,432.95x = 3,000,071,498,528.38
  5. Step 5: Solve for x
    x = 3,000,071,498,528.38/2,648,432.95
  6. Step 6: Final answer
    x = 1,132,772.30

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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.