Home / 4,986,471.20-7,488,001.20-2,744,218.40

Finding the Fourth Proportional to 4,986,471.20, 7,488,001.20 and 2,744,218.40

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Solution

The fourth proportional to 4,986,471.20, 7,488,001.20 and 2,744,218.40 is: 4,120,892.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,986,471.20 : 7,488,001.20 = 2,744,218.40 : x
  2. Step 2: Convert to fraction form
    4,986,471.20/7,488,001.20 = 2,744,218.40/x
  3. Step 3: Cross multiply
    4,986,471.20x = 7,488,001.20 × 2,744,218.40
  4. Step 4: Simplify right side
    4,986,471.20x = 20,548,710,672,262.08
  5. Step 5: Solve for x
    x = 20,548,710,672,262.08/4,986,471.20
  6. Step 6: Final answer
    x = 4,120,892.28

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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.