Home / 2,309,735.85-3,187,456.10-1,277,313.11

Finding the Fourth Proportional to 2,309,735.85, 3,187,456.10 and 1,277,313.11

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Solution

The fourth proportional to 2,309,735.85, 3,187,456.10 and 1,277,313.11 is: 1,762,703.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309,735.85 : 3,187,456.10 = 1,277,313.11 : x
  2. Step 2: Convert to fraction form
    2,309,735.85/3,187,456.10 = 1,277,313.11/x
  3. Step 3: Cross multiply
    2,309,735.85x = 3,187,456.10 × 1,277,313.11
  4. Step 4: Simplify right side
    2,309,735.85x = 4,071,379,464,079.47
  5. Step 5: Solve for x
    x = 4,071,379,464,079.47/2,309,735.85
  6. Step 6: Final answer
    x = 1,762,703.50

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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.