Home / 3,126,645.90-4,689,968.85-1,233,141.30

Finding the Fourth Proportional to 3,126,645.90, 4,689,968.85 and 1,233,141.30

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Solution

The fourth proportional to 3,126,645.90, 4,689,968.85 and 1,233,141.30 is: 1,849,711.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126,645.90 : 4,689,968.85 = 1,233,141.30 : x
  2. Step 2: Convert to fraction form
    3,126,645.90/4,689,968.85 = 1,233,141.30/x
  3. Step 3: Cross multiply
    3,126,645.90x = 4,689,968.85 × 1,233,141.30
  4. Step 4: Simplify right side
    3,126,645.90x = 5,783,394,284,648.51
  5. Step 5: Solve for x
    x = 5,783,394,284,648.51/3,126,645.90
  6. Step 6: Final answer
    x = 1,849,711.95

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Similar ratio
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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.