Home / 4,218,316.81-6,324,662.89-1,377,432.97

Finding the Fourth Proportional to 4,218,316.81, 6,324,662.89 and 1,377,432.97

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Solution

The fourth proportional to 4,218,316.81, 6,324,662.89 and 1,377,432.97 is: 2,065,231.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218,316.81 : 6,324,662.89 = 1,377,432.97 : x
  2. Step 2: Convert to fraction form
    4,218,316.81/6,324,662.89 = 1,377,432.97/x
  3. Step 3: Cross multiply
    4,218,316.81x = 6,324,662.89 × 1,377,432.97
  4. Step 4: Simplify right side
    4,218,316.81x = 8,711,799,188,821.48
  5. Step 5: Solve for x
    x = 8,711,799,188,821.48/4,218,316.81
  6. Step 6: Final answer
    x = 2,065,231.13

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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.