Home / 3,139,286.10-4,708,929.15-1,542,873.30

Finding the Fourth Proportional to 3,139,286.10, 4,708,929.15 and 1,542,873.30

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Solution

The fourth proportional to 3,139,286.10, 4,708,929.15 and 1,542,873.30 is: 2,314,309.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,286.10 : 4,708,929.15 = 1,542,873.30 : x
  2. Step 2: Convert to fraction form
    3,139,286.10/4,708,929.15 = 1,542,873.30/x
  3. Step 3: Cross multiply
    3,139,286.10x = 4,708,929.15 × 1,542,873.30
  4. Step 4: Simplify right side
    3,139,286.10x = 7,265,281,057,126.70
  5. Step 5: Solve for x
    x = 7,265,281,057,126.70/3,139,286.10
  6. Step 6: Final answer
    x = 2,314,309.95

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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.