Home / 2,918,514.57-4,358,611.04-2,487,456.87

Finding the Fourth Proportional to 2,918,514.57, 4,358,611.04 and 2,487,456.87

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Solution

The fourth proportional to 2,918,514.57, 4,358,611.04 and 2,487,456.87 is: 3,714,854.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,514.57 : 4,358,611.04 = 2,487,456.87 : x
  2. Step 2: Convert to fraction form
    2,918,514.57/4,358,611.04 = 2,487,456.87/x
  3. Step 3: Cross multiply
    2,918,514.57x = 4,358,611.04 × 2,487,456.87
  4. Step 4: Simplify right side
    2,918,514.57x = 10,841,856,975,105.85
  5. Step 5: Solve for x
    x = 10,841,856,975,105.85/2,918,514.57
  6. Step 6: Final answer
    x = 3,714,854.50

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.