Home / 2,023,584.80-3,031,440.60-1,222,486.70

Finding the Fourth Proportional to 2,023,584.80, 3,031,440.60 and 1,222,486.70

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Solution

The fourth proportional to 2,023,584.80, 3,031,440.60 and 1,222,486.70 is: 1,831,351.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,023,584.80 : 3,031,440.60 = 1,222,486.70 : x
  2. Step 2: Convert to fraction form
    2,023,584.80/3,031,440.60 = 1,222,486.70/x
  3. Step 3: Cross multiply
    2,023,584.80x = 3,031,440.60 × 1,222,486.70
  4. Step 4: Simplify right side
    2,023,584.80x = 3,705,895,815,340.02
  5. Step 5: Solve for x
    x = 3,705,895,815,340.02/2,023,584.80
  6. Step 6: Final answer
    x = 1,831,351.87

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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.