Home / 3,776,825.28-5,666,912.40-1,979,281.44

Finding the Fourth Proportional to 3,776,825.28, 5,666,912.40 and 1,979,281.44

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Solution

The fourth proportional to 3,776,825.28, 5,666,912.40 and 1,979,281.44 is: 2,969,799.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,776,825.28 : 5,666,912.40 = 1,979,281.44 : x
  2. Step 2: Convert to fraction form
    3,776,825.28/5,666,912.40 = 1,979,281.44/x
  3. Step 3: Cross multiply
    3,776,825.28x = 5,666,912.40 × 1,979,281.44
  4. Step 4: Simplify right side
    3,776,825.28x = 11,216,414,535,425.86
  5. Step 5: Solve for x
    x = 11,216,414,535,425.86/3,776,825.28
  6. Step 6: Final answer
    x = 2,969,799.69

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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.