Home / 3,144,399.51-4,716,691.20-869,942.19

Finding the Fourth Proportional to 3,144,399.51, 4,716,691.20 and 869,942.19

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Solution

The fourth proportional to 3,144,399.51, 4,716,691.20 and 869,942.19 is: 1,304,938.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144,399.51 : 4,716,691.20 = 869,942.19 : x
  2. Step 2: Convert to fraction form
    3,144,399.51/4,716,691.20 = 869,942.19/x
  3. Step 3: Cross multiply
    3,144,399.51x = 4,716,691.20 × 869,942.19
  4. Step 4: Simplify right side
    3,144,399.51x = 4,103,248,672,081.73
  5. Step 5: Solve for x
    x = 4,103,248,672,081.73/3,144,399.51
  6. Step 6: Final answer
    x = 1,304,938.72

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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.