Home / 3,536,387.20-5,298,334.40-3,419,446.40

Finding the Fourth Proportional to 3,536,387.20, 5,298,334.40 and 3,419,446.40

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Solution

The fourth proportional to 3,536,387.20, 5,298,334.40 and 3,419,446.40 is: 5,123,129.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,536,387.20 : 5,298,334.40 = 3,419,446.40 : x
  2. Step 2: Convert to fraction form
    3,536,387.20/5,298,334.40 = 3,419,446.40/x
  3. Step 3: Cross multiply
    3,536,387.20x = 5,298,334.40 × 3,419,446.40
  4. Step 4: Simplify right side
    3,536,387.20x = 18,117,370,490,076.16
  5. Step 5: Solve for x
    x = 18,117,370,490,076.16/3,536,387.20
  6. Step 6: Final answer
    x = 5,123,129.76

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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.