Home / 1,342,506.12-2,013,279.66-443,781.96

Finding the Fourth Proportional to 1,342,506.12, 2,013,279.66 and 443,781.96

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Solution

The fourth proportional to 1,342,506.12, 2,013,279.66 and 443,781.96 is: 665,514.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,506.12 : 2,013,279.66 = 443,781.96 : x
  2. Step 2: Convert to fraction form
    1,342,506.12/2,013,279.66 = 443,781.96/x
  3. Step 3: Cross multiply
    1,342,506.12x = 2,013,279.66 × 443,781.96
  4. Step 4: Simplify right side
    1,342,506.12x = 893,457,193,542.93
  5. Step 5: Solve for x
    x = 893,457,193,542.93/1,342,506.12
  6. Step 6: Final answer
    x = 665,514.43

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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.