Home / 2,187,591.23-3,281,715.02-767,397.17

Finding the Fourth Proportional to 2,187,591.23, 3,281,715.02 and 767,397.17

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Solution

The fourth proportional to 2,187,591.23, 3,281,715.02 and 767,397.17 is: 1,151,210.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,591.23 : 3,281,715.02 = 767,397.17 : x
  2. Step 2: Convert to fraction form
    2,187,591.23/3,281,715.02 = 767,397.17/x
  3. Step 3: Cross multiply
    2,187,591.23x = 3,281,715.02 × 767,397.17
  4. Step 4: Simplify right side
    2,187,591.23x = 2,518,378,804,604.41
  5. Step 5: Solve for x
    x = 2,518,378,804,604.41/2,187,591.23
  6. Step 6: Final answer
    x = 1,151,210.87

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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.