Home / 2,084,380.20-3,124,402.56-805,865.76

Finding the Fourth Proportional to 2,084,380.20, 3,124,402.56 and 805,865.76

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Solution

The fourth proportional to 2,084,380.20, 3,124,402.56 and 805,865.76 is: 1,207,960.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084,380.20 : 3,124,402.56 = 805,865.76 : x
  2. Step 2: Convert to fraction form
    2,084,380.20/3,124,402.56 = 805,865.76/x
  3. Step 3: Cross multiply
    2,084,380.20x = 3,124,402.56 × 805,865.76
  4. Step 4: Simplify right side
    2,084,380.20x = 2,517,849,043,560.35
  5. Step 5: Solve for x
    x = 2,517,849,043,560.35/2,084,380.20
  6. Step 6: Final answer
    x = 1,207,960.55

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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.