Home / 2,472,990.20-3,709,658.10-976,887.80

Finding the Fourth Proportional to 2,472,990.20, 3,709,658.10 and 976,887.80

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Solution

The fourth proportional to 2,472,990.20, 3,709,658.10 and 976,887.80 is: 1,465,399.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,472,990.20 : 3,709,658.10 = 976,887.80 : x
  2. Step 2: Convert to fraction form
    2,472,990.20/3,709,658.10 = 976,887.80/x
  3. Step 3: Cross multiply
    2,472,990.20x = 3,709,658.10 × 976,887.80
  4. Step 4: Simplify right side
    2,472,990.20x = 3,623,919,740,061.18
  5. Step 5: Solve for x
    x = 3,623,919,740,061.18/2,472,990.20
  6. Step 6: Final answer
    x = 1,465,399.96

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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.