Home / 2,175,715.80-3,263,081.76-827,397.90

Finding the Fourth Proportional to 2,175,715.80, 3,263,081.76 and 827,397.90

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Solution

The fourth proportional to 2,175,715.80, 3,263,081.76 and 827,397.90 is: 1,240,909.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,715.80 : 3,263,081.76 = 827,397.90 : x
  2. Step 2: Convert to fraction form
    2,175,715.80/3,263,081.76 = 827,397.90/x
  3. Step 3: Cross multiply
    2,175,715.80x = 3,263,081.76 × 827,397.90
  4. Step 4: Simplify right side
    2,175,715.80x = 2,699,866,995,752.30
  5. Step 5: Solve for x
    x = 2,699,866,995,752.30/2,175,715.80
  6. Step 6: Final answer
    x = 1,240,909.77

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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.