Home / 1,512,177.20-2,268,265.80-1,246,456.70

Finding the Fourth Proportional to 1,512,177.20, 2,268,265.80 and 1,246,456.70

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Solution

The fourth proportional to 1,512,177.20, 2,268,265.80 and 1,246,456.70 is: 1,869,685.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,177.20 : 2,268,265.80 = 1,246,456.70 : x
  2. Step 2: Convert to fraction form
    1,512,177.20/2,268,265.80 = 1,246,456.70/x
  3. Step 3: Cross multiply
    1,512,177.20x = 2,268,265.80 × 1,246,456.70
  4. Step 4: Simplify right side
    1,512,177.20x = 2,827,295,103,790.86
  5. Step 5: Solve for x
    x = 2,827,295,103,790.86/1,512,177.20
  6. Step 6: Final answer
    x = 1,869,685.05

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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.