Home / 2,912,591.60-4,367,332.20-1,227,791.60

Finding the Fourth Proportional to 2,912,591.60, 4,367,332.20 and 1,227,791.60

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Solution

The fourth proportional to 2,912,591.60, 4,367,332.20 and 1,227,791.60 is: 1,841,031.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,591.60 : 4,367,332.20 = 1,227,791.60 : x
  2. Step 2: Convert to fraction form
    2,912,591.60/4,367,332.20 = 1,227,791.60/x
  3. Step 3: Cross multiply
    2,912,591.60x = 4,367,332.20 × 1,227,791.60
  4. Step 4: Simplify right side
    2,912,591.60x = 5,362,173,789,569.52
  5. Step 5: Solve for x
    x = 5,362,173,789,569.52/2,912,591.60
  6. Step 6: Final answer
    x = 1,841,031.81

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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.