Home / 2,187,591.35-3,281,715.21-767,397.29

Finding the Fourth Proportional to 2,187,591.35, 3,281,715.21 and 767,397.29

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Solution

The fourth proportional to 2,187,591.35, 3,281,715.21 and 767,397.29 is: 1,151,211.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,591.35 : 3,281,715.21 = 767,397.29 : x
  2. Step 2: Convert to fraction form
    2,187,591.35/3,281,715.21 = 767,397.29/x
  3. Step 3: Cross multiply
    2,187,591.35x = 3,281,715.21 × 767,397.29
  4. Step 4: Simplify right side
    2,187,591.35x = 2,518,379,358,705.78
  5. Step 5: Solve for x
    x = 2,518,379,358,705.78/2,187,591.35
  6. Step 6: Final answer
    x = 1,151,211.06

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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.