Home / 3,472,139.76-5,208,170.72-1,227,752.88

Finding the Fourth Proportional to 3,472,139.76, 5,208,170.72 and 1,227,752.88

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Solution

The fourth proportional to 3,472,139.76, 5,208,170.72 and 1,227,752.88 is: 1,841,615.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,472,139.76 : 5,208,170.72 = 1,227,752.88 : x
  2. Step 2: Convert to fraction form
    3,472,139.76/5,208,170.72 = 1,227,752.88/x
  3. Step 3: Cross multiply
    3,472,139.76x = 5,208,170.72 × 1,227,752.88
  4. Step 4: Simplify right side
    3,472,139.76x = 6,394,346,601,011.67
  5. Step 5: Solve for x
    x = 6,394,346,601,011.67/3,472,139.76
  6. Step 6: Final answer
    x = 1,841,615.56

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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.