Home / 3,442,507.65-5,159,037.51-2,178,071.73

Finding the Fourth Proportional to 3,442,507.65, 5,159,037.51 and 2,178,071.73

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Solution

The fourth proportional to 3,442,507.65, 5,159,037.51 and 2,178,071.73 is: 3,264,118.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442,507.65 : 5,159,037.51 = 2,178,071.73 : x
  2. Step 2: Convert to fraction form
    3,442,507.65/5,159,037.51 = 2,178,071.73/x
  3. Step 3: Cross multiply
    3,442,507.65x = 5,159,037.51 × 2,178,071.73
  4. Step 4: Simplify right side
    3,442,507.65x = 11,236,753,754,540.59
  5. Step 5: Solve for x
    x = 11,236,753,754,540.59/3,442,507.65
  6. Step 6: Final answer
    x = 3,264,118.75

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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.