Home / 2,077,613.16-3,121,148.88-1,503,008.78

Finding the Fourth Proportional to 2,077,613.16, 3,121,148.88 and 1,503,008.78

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Solution

The fourth proportional to 2,077,613.16, 3,121,148.88 and 1,503,008.78 is: 2,257,934.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,613.16 : 3,121,148.88 = 1,503,008.78 : x
  2. Step 2: Convert to fraction form
    2,077,613.16/3,121,148.88 = 1,503,008.78/x
  3. Step 3: Cross multiply
    2,077,613.16x = 3,121,148.88 × 1,503,008.78
  4. Step 4: Simplify right side
    2,077,613.16x = 4,691,114,154,721.42
  5. Step 5: Solve for x
    x = 4,691,114,154,721.42/2,077,613.16
  6. Step 6: Final answer
    x = 2,257,934.37

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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.