Home / 3,881,765.43-5,356,857.54-2,251,139.60

Finding the Fourth Proportional to 3,881,765.43, 5,356,857.54 and 2,251,139.60

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Solution

The fourth proportional to 3,881,765.43, 5,356,857.54 and 2,251,139.60 is: 3,106,584.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,881,765.43 : 5,356,857.54 = 2,251,139.60 : x
  2. Step 2: Convert to fraction form
    3,881,765.43/5,356,857.54 = 2,251,139.60/x
  3. Step 3: Cross multiply
    3,881,765.43x = 5,356,857.54 × 2,251,139.60
  4. Step 4: Simplify right side
    3,881,765.43x = 12,059,034,113,068.30
  5. Step 5: Solve for x
    x = 12,059,034,113,068.30/3,881,765.43
  6. Step 6: Final answer
    x = 3,106,584.96

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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.