Home / 3,434,821.31-5,176,921.03-2,960,770.83

Finding the Fourth Proportional to 3,434,821.31, 5,176,921.03 and 2,960,770.83

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Solution

The fourth proportional to 3,434,821.31, 5,176,921.03 and 2,960,770.83 is: 4,462,437.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434,821.31 : 5,176,921.03 = 2,960,770.83 : x
  2. Step 2: Convert to fraction form
    3,434,821.31/5,176,921.03 = 2,960,770.83/x
  3. Step 3: Cross multiply
    3,434,821.31x = 5,176,921.03 × 2,960,770.83
  4. Step 4: Simplify right side
    3,434,821.31x = 15,327,676,778,538.52
  5. Step 5: Solve for x
    x = 15,327,676,778,538.52/3,434,821.31
  6. Step 6: Final answer
    x = 4,462,437.90

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.