Home / 2,126,922.28-3,188,590.08-927,965.20

Finding the Fourth Proportional to 2,126,922.28, 3,188,590.08 and 927,965.20

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Solution

The fourth proportional to 2,126,922.28, 3,188,590.08 and 927,965.20 is: 1,391,165.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,922.28 : 3,188,590.08 = 927,965.20 : x
  2. Step 2: Convert to fraction form
    2,126,922.28/3,188,590.08 = 927,965.20/x
  3. Step 3: Cross multiply
    2,126,922.28x = 3,188,590.08 × 927,965.20
  4. Step 4: Simplify right side
    2,126,922.28x = 2,958,900,631,305.22
  5. Step 5: Solve for x
    x = 2,958,900,631,305.22/2,126,922.28
  6. Step 6: Final answer
    x = 1,391,165.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.