Home / 2,149,538.15-2,965,232.03-1,277,752.73

Finding the Fourth Proportional to 2,149,538.15, 2,965,232.03 and 1,277,752.73

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Solution

The fourth proportional to 2,149,538.15, 2,965,232.03 and 1,277,752.73 is: 1,762,626.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149,538.15 : 2,965,232.03 = 1,277,752.73 : x
  2. Step 2: Convert to fraction form
    2,149,538.15/2,965,232.03 = 1,277,752.73/x
  3. Step 3: Cross multiply
    2,149,538.15x = 2,965,232.03 × 1,277,752.73
  4. Step 4: Simplify right side
    2,149,538.15x = 3,788,833,300,201.02
  5. Step 5: Solve for x
    x = 3,788,833,300,201.02/2,149,538.15
  6. Step 6: Final answer
    x = 1,762,626.69

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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.