Home / 2,043,921.70-3,065,882.55-1,645,340.95

Finding the Fourth Proportional to 2,043,921.70, 3,065,882.55 and 1,645,340.95

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Solution

The fourth proportional to 2,043,921.70, 3,065,882.55 and 1,645,340.95 is: 2,468,011.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043,921.70 : 3,065,882.55 = 1,645,340.95 : x
  2. Step 2: Convert to fraction form
    2,043,921.70/3,065,882.55 = 1,645,340.95/x
  3. Step 3: Cross multiply
    2,043,921.70x = 3,065,882.55 × 1,645,340.95
  4. Step 4: Simplify right side
    2,043,921.70x = 5,044,422,107,405.42
  5. Step 5: Solve for x
    x = 5,044,422,107,405.42/2,043,921.70
  6. Step 6: Final answer
    x = 2,468,011.43

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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.