Home / 5,288,760.56-7,935,385.68-2,889,802.76

Finding the Fourth Proportional to 5,288,760.56, 7,935,385.68 and 2,889,802.76

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Solution

The fourth proportional to 5,288,760.56, 7,935,385.68 and 2,889,802.76 is: 4,335,930.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,288,760.56 : 7,935,385.68 = 2,889,802.76 : x
  2. Step 2: Convert to fraction form
    5,288,760.56/7,935,385.68 = 2,889,802.76/x
  3. Step 3: Cross multiply
    5,288,760.56x = 7,935,385.68 × 2,889,802.76
  4. Step 4: Simplify right side
    5,288,760.56x = 22,931,699,439,728.47
  5. Step 5: Solve for x
    x = 22,931,699,439,728.47/5,288,760.56
  6. Step 6: Final answer
    x = 4,335,930.73

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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.