Home / 1,000,306.01-1,380,422.15-541,420.46

Finding the Fourth Proportional to 1,000,306.01, 1,380,422.15 and 541,420.46

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Solution

The fourth proportional to 1,000,306.01, 1,380,422.15 and 541,420.46 is: 747,160.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,306.01 : 1,380,422.15 = 541,420.46 : x
  2. Step 2: Convert to fraction form
    1,000,306.01/1,380,422.15 = 541,420.46/x
  3. Step 3: Cross multiply
    1,000,306.01x = 1,380,422.15 × 541,420.46
  4. Step 4: Simplify right side
    1,000,306.01x = 747,388,785,837.98
  5. Step 5: Solve for x
    x = 747,388,785,837.98/1,000,306.01
  6. Step 6: Final answer
    x = 747,160.15

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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.