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Finding the Fourth Proportional to 5,879,794.60, 8,819,691.90 and 2,514,341.80

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Solution

The fourth proportional to 5,879,794.60, 8,819,691.90 and 2,514,341.80 is: 3,771,512.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,879,794.60 : 8,819,691.90 = 2,514,341.80 : x
  2. Step 2: Convert to fraction form
    5,879,794.60/8,819,691.90 = 2,514,341.80/x
  3. Step 3: Cross multiply
    5,879,794.60x = 8,819,691.90 × 2,514,341.80
  4. Step 4: Simplify right side
    5,879,794.60x = 22,175,720,007,291.42
  5. Step 5: Solve for x
    x = 22,175,720,007,291.42/5,879,794.60
  6. Step 6: Final answer
    x = 3,771,512.70

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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.