Home / 1,381,839-2,072,340.23-483,113.22

Finding the Fourth Proportional to 1,381,839, 2,072,340.23 and 483,113.22

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Solution

The fourth proportional to 1,381,839, 2,072,340.23 and 483,113.22 is: 724,523.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,839 : 2,072,340.23 = 483,113.22 : x
  2. Step 2: Convert to fraction form
    1,381,839/2,072,340.23 = 483,113.22/x
  3. Step 3: Cross multiply
    1,381,839x = 2,072,340.23 × 483,113.22
  4. Step 4: Simplify right side
    1,381,839x = 1,001,174,962,658.62
  5. Step 5: Solve for x
    x = 1,001,174,962,658.62/1,381,839
  6. Step 6: Final answer
    x = 724,523.60

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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.