Home / 2,218,310.05-3,061,269.90-1,199,714.80

Finding the Fourth Proportional to 2,218,310.05, 3,061,269.90 and 1,199,714.80

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Solution

The fourth proportional to 2,218,310.05, 3,061,269.90 and 1,199,714.80 is: 1,655,607.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,310.05 : 3,061,269.90 = 1,199,714.80 : x
  2. Step 2: Convert to fraction form
    2,218,310.05/3,061,269.90 = 1,199,714.80/x
  3. Step 3: Cross multiply
    2,218,310.05x = 3,061,269.90 × 1,199,714.80
  4. Step 4: Simplify right side
    2,218,310.05x = 3,672,650,805,824.52
  5. Step 5: Solve for x
    x = 3,672,650,805,824.52/2,218,310.05
  6. Step 6: Final answer
    x = 1,655,607.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.