Home / 4,689,489.12-6,472,174.65-2,702,238.11

Finding the Fourth Proportional to 4,689,489.12, 6,472,174.65 and 2,702,238.11

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Solution

The fourth proportional to 4,689,489.12, 6,472,174.65 and 2,702,238.11 is: 3,729,480.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,689,489.12 : 6,472,174.65 = 2,702,238.11 : x
  2. Step 2: Convert to fraction form
    4,689,489.12/6,472,174.65 = 2,702,238.11/x
  3. Step 3: Cross multiply
    4,689,489.12x = 6,472,174.65 × 2,702,238.11
  4. Step 4: Simplify right side
    4,689,489.12x = 17,489,356,961,445.04
  5. Step 5: Solve for x
    x = 17,489,356,961,445.04/4,689,489.12
  6. Step 6: Final answer
    x = 3,729,480.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.