Home / 2,309,736.85-3,187,457.48-1,277,314.11

Finding the Fourth Proportional to 2,309,736.85, 3,187,457.48 and 1,277,314.11

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Solution

The fourth proportional to 2,309,736.85, 3,187,457.48 and 1,277,314.11 is: 1,762,704.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309,736.85 : 3,187,457.48 = 1,277,314.11 : x
  2. Step 2: Convert to fraction form
    2,309,736.85/3,187,457.48 = 1,277,314.11/x
  3. Step 3: Cross multiply
    2,309,736.85x = 3,187,457.48 × 1,277,314.11
  4. Step 4: Simplify right side
    2,309,736.85x = 4,071,384,414,229.04
  5. Step 5: Solve for x
    x = 4,071,384,414,229.04/2,309,736.85
  6. Step 6: Final answer
    x = 1,762,704.88

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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.