Home / 1,381,224.33-2,071,840.53-482,666.22

Finding the Fourth Proportional to 1,381,224.33, 2,071,840.53 and 482,666.22

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Solution

The fourth proportional to 1,381,224.33, 2,071,840.53 and 482,666.22 is: 724,000.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,224.33 : 2,071,840.53 = 482,666.22 : x
  2. Step 2: Convert to fraction form
    1,381,224.33/2,071,840.53 = 482,666.22/x
  3. Step 3: Cross multiply
    1,381,224.33x = 2,071,840.53 × 482,666.22
  4. Step 4: Simplify right side
    1,381,224.33x = 1,000,007,437,057.90
  5. Step 5: Solve for x
    x = 1,000,007,437,057.90/1,381,224.33
  6. Step 6: Final answer
    x = 724,000.74

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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.