Home / 2,498,585.60-3,748,134.40-815,815.68

Finding the Fourth Proportional to 2,498,585.60, 3,748,134.40 and 815,815.68

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Solution

The fourth proportional to 2,498,585.60, 3,748,134.40 and 815,815.68 is: 1,223,807.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,498,585.60 : 3,748,134.40 = 815,815.68 : x
  2. Step 2: Convert to fraction form
    2,498,585.60/3,748,134.40 = 815,815.68/x
  3. Step 3: Cross multiply
    2,498,585.60x = 3,748,134.40 × 815,815.68
  4. Step 4: Simplify right side
    2,498,585.60x = 3,057,786,814,267.39
  5. Step 5: Solve for x
    x = 3,057,786,814,267.39/2,498,585.60
  6. Step 6: Final answer
    x = 1,223,807.11

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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.