Home / 2,572,178.76-3,858,269.80-653,233.88

Finding the Fourth Proportional to 2,572,178.76, 3,858,269.80 and 653,233.88

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Solution

The fourth proportional to 2,572,178.76, 3,858,269.80 and 653,233.88 is: 979,851.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,572,178.76 : 3,858,269.80 = 653,233.88 : x
  2. Step 2: Convert to fraction form
    2,572,178.76/3,858,269.80 = 653,233.88/x
  3. Step 3: Cross multiply
    2,572,178.76x = 3,858,269.80 × 653,233.88
  4. Step 4: Simplify right side
    2,572,178.76x = 2,520,352,551,540.82
  5. Step 5: Solve for x
    x = 2,520,352,551,540.82/2,572,178.76
  6. Step 6: Final answer
    x = 979,851.24

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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.