Home / 3,150,789.60-4,726,184.40-1,020,943.20

Finding the Fourth Proportional to 3,150,789.60, 4,726,184.40 and 1,020,943.20

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Solution

The fourth proportional to 3,150,789.60, 4,726,184.40 and 1,020,943.20 is: 1,531,414.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,789.60 : 4,726,184.40 = 1,020,943.20 : x
  2. Step 2: Convert to fraction form
    3,150,789.60/4,726,184.40 = 1,020,943.20/x
  3. Step 3: Cross multiply
    3,150,789.60x = 4,726,184.40 × 1,020,943.20
  4. Step 4: Simplify right side
    3,150,789.60x = 4,825,165,825,126.08
  5. Step 5: Solve for x
    x = 4,825,165,825,126.08/3,150,789.60
  6. Step 6: Final answer
    x = 1,531,414.80

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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.