Home / 2,131,346.04-3,198,279.96-784,454.64

Finding the Fourth Proportional to 2,131,346.04, 3,198,279.96 and 784,454.64

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Solution

The fourth proportional to 2,131,346.04, 3,198,279.96 and 784,454.64 is: 1,177,146.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,346.04 : 3,198,279.96 = 784,454.64 : x
  2. Step 2: Convert to fraction form
    2,131,346.04/3,198,279.96 = 784,454.64/x
  3. Step 3: Cross multiply
    2,131,346.04x = 3,198,279.96 × 784,454.64
  4. Step 4: Simplify right side
    2,131,346.04x = 2,508,905,554,641.01
  5. Step 5: Solve for x
    x = 2,508,905,554,641.01/2,131,346.04
  6. Step 6: Final answer
    x = 1,177,146.04

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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.