Home / 2,218,279.72-3,061,255.76-1,251,407.02

Finding the Fourth Proportional to 2,218,279.72, 3,061,255.76 and 1,251,407.02

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Solution

The fourth proportional to 2,218,279.72, 3,061,255.76 and 1,251,407.02 is: 1,726,958.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,279.72 : 3,061,255.76 = 1,251,407.02 : x
  2. Step 2: Convert to fraction form
    2,218,279.72/3,061,255.76 = 1,251,407.02/x
  3. Step 3: Cross multiply
    2,218,279.72x = 3,061,255.76 × 1,251,407.02
  4. Step 4: Simplify right side
    2,218,279.72x = 3,830,876,941,082.31
  5. Step 5: Solve for x
    x = 3,830,876,941,082.31/2,218,279.72
  6. Step 6: Final answer
    x = 1,726,958.47

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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.