Home / 5,130,286.20-7,695,429.30-1,344,151.80

Finding the Fourth Proportional to 5,130,286.20, 7,695,429.30 and 1,344,151.80

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Solution

The fourth proportional to 5,130,286.20, 7,695,429.30 and 1,344,151.80 is: 2,016,227.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,130,286.20 : 7,695,429.30 = 1,344,151.80 : x
  2. Step 2: Convert to fraction form
    5,130,286.20/7,695,429.30 = 1,344,151.80/x
  3. Step 3: Cross multiply
    5,130,286.20x = 7,695,429.30 × 1,344,151.80
  4. Step 4: Simplify right side
    5,130,286.20x = 10,343,825,145,367.74
  5. Step 5: Solve for x
    x = 10,343,825,145,367.74/5,130,286.20
  6. Step 6: Final answer
    x = 2,016,227.70

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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.