Home / 3,676,157.60-5,072,346.60-2,147,969.36

Finding the Fourth Proportional to 3,676,157.60, 5,072,346.60 and 2,147,969.36

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Solution

The fourth proportional to 3,676,157.60, 5,072,346.60 and 2,147,969.36 is: 2,963,758.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676,157.60 : 5,072,346.60 = 2,147,969.36 : x
  2. Step 2: Convert to fraction form
    3,676,157.60/5,072,346.60 = 2,147,969.36/x
  3. Step 3: Cross multiply
    3,676,157.60x = 5,072,346.60 × 2,147,969.36
  4. Step 4: Simplify right side
    3,676,157.60x = 10,895,245,080,100.17
  5. Step 5: Solve for x
    x = 10,895,245,080,100.17/3,676,157.60
  6. Step 6: Final answer
    x = 2,963,758.97

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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.