Home / 3,900,989.56-5,847,645.78-2,279,700.60

Finding the Fourth Proportional to 3,900,989.56, 5,847,645.78 and 2,279,700.60

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Solution

The fourth proportional to 3,900,989.56, 5,847,645.78 and 2,279,700.60 is: 3,417,307.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,900,989.56 : 5,847,645.78 = 2,279,700.60 : x
  2. Step 2: Convert to fraction form
    3,900,989.56/5,847,645.78 = 2,279,700.60/x
  3. Step 3: Cross multiply
    3,900,989.56x = 5,847,645.78 × 2,279,700.60
  4. Step 4: Simplify right side
    3,900,989.56x = 13,330,881,593,253.47
  5. Step 5: Solve for x
    x = 13,330,881,593,253.47/3,900,989.56
  6. Step 6: Final answer
    x = 3,417,307.68

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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.