Home / 1,965,591.87-2,948,404.20-545,758.66

Finding the Fourth Proportional to 1,965,591.87, 2,948,404.20 and 545,758.66

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Solution

The fourth proportional to 1,965,591.87, 2,948,404.20 and 545,758.66 is: 818,642.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,591.87 : 2,948,404.20 = 545,758.66 : x
  2. Step 2: Convert to fraction form
    1,965,591.87/2,948,404.20 = 545,758.66/x
  3. Step 3: Cross multiply
    1,965,591.87x = 2,948,404.20 × 545,758.66
  4. Step 4: Simplify right side
    1,965,591.87x = 1,609,117,125,330.37
  5. Step 5: Solve for x
    x = 1,609,117,125,330.37/1,965,591.87
  6. Step 6: Final answer
    x = 818,642.54

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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.