Home / 2,881,996.13-3,974,580.42-2,391,188.61

Finding the Fourth Proportional to 2,881,996.13, 3,974,580.42 and 2,391,188.61

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Solution

The fourth proportional to 2,881,996.13, 3,974,580.42 and 2,391,188.61 is: 3,297,704.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,881,996.13 : 3,974,580.42 = 2,391,188.61 : x
  2. Step 2: Convert to fraction form
    2,881,996.13/3,974,580.42 = 2,391,188.61/x
  3. Step 3: Cross multiply
    2,881,996.13x = 3,974,580.42 × 2,391,188.61
  4. Step 4: Simplify right side
    2,881,996.13x = 9,503,971,417,897.20
  5. Step 5: Solve for x
    x = 9,503,971,417,897.20/2,881,996.13
  6. Step 6: Final answer
    x = 3,297,704.43

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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.