Home / 2,521,010.40-3,781,515.60-838,113.90

Finding the Fourth Proportional to 2,521,010.40, 3,781,515.60 and 838,113.90

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Solution

The fourth proportional to 2,521,010.40, 3,781,515.60 and 838,113.90 is: 1,257,170.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521,010.40 : 3,781,515.60 = 838,113.90 : x
  2. Step 2: Convert to fraction form
    2,521,010.40/3,781,515.60 = 838,113.90/x
  3. Step 3: Cross multiply
    2,521,010.40x = 3,781,515.60 × 838,113.90
  4. Step 4: Simplify right side
    2,521,010.40x = 3,169,340,787,426.84
  5. Step 5: Solve for x
    x = 3,169,340,787,426.84/2,521,010.40
  6. Step 6: Final answer
    x = 1,257,170.85

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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.