Home / 1,915,489.59-2,873,234.34-1,819,707.18

Finding the Fourth Proportional to 1,915,489.59, 2,873,234.34 and 1,819,707.18

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Solution

The fourth proportional to 1,915,489.59, 2,873,234.34 and 1,819,707.18 is: 2,729,560.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,915,489.59 : 2,873,234.34 = 1,819,707.18 : x
  2. Step 2: Convert to fraction form
    1,915,489.59/2,873,234.34 = 1,819,707.18/x
  3. Step 3: Cross multiply
    1,915,489.59x = 2,873,234.34 × 1,819,707.18
  4. Step 4: Simplify right side
    1,915,489.59x = 5,228,445,158,320.56
  5. Step 5: Solve for x
    x = 5,228,445,158,320.56/1,915,489.59
  6. Step 6: Final answer
    x = 2,729,560.73

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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.