Home / 3,930,451.47-5,424,270.80-2,381,848.56

Finding the Fourth Proportional to 3,930,451.47, 5,424,270.80 and 2,381,848.56

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Solution

The fourth proportional to 3,930,451.47, 5,424,270.80 and 2,381,848.56 is: 3,287,101.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,930,451.47 : 5,424,270.80 = 2,381,848.56 : x
  2. Step 2: Convert to fraction form
    3,930,451.47/5,424,270.80 = 2,381,848.56/x
  3. Step 3: Cross multiply
    3,930,451.47x = 5,424,270.80 × 2,381,848.56
  4. Step 4: Simplify right side
    3,930,451.47x = 12,919,791,582,120.80
  5. Step 5: Solve for x
    x = 12,919,791,582,120.80/3,930,451.47
  6. Step 6: Final answer
    x = 3,287,101.16

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