Home / 1,001,420.46-1,381,961.07-548,711.46

Finding the Fourth Proportional to 1,001,420.46, 1,381,961.07 and 548,711.46

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Solution

The fourth proportional to 1,001,420.46, 1,381,961.07 and 548,711.46 is: 757,222.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,420.46 : 1,381,961.07 = 548,711.46 : x
  2. Step 2: Convert to fraction form
    1,001,420.46/1,381,961.07 = 548,711.46/x
  3. Step 3: Cross multiply
    1,001,420.46x = 1,381,961.07 × 548,711.46
  4. Step 4: Simplify right side
    1,001,420.46x = 758,297,876,382.86
  5. Step 5: Solve for x
    x = 758,297,876,382.86/1,001,420.46
  6. Step 6: Final answer
    x = 757,222.27

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Double scale
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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.