Home / 1,947,882.21-2,921,823.30-527,938.28

Finding the Fourth Proportional to 1,947,882.21, 2,921,823.30 and 527,938.28

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Solution

The fourth proportional to 1,947,882.21, 2,921,823.30 and 527,938.28 is: 791,907.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,882.21 : 2,921,823.30 = 527,938.28 : x
  2. Step 2: Convert to fraction form
    1,947,882.21/2,921,823.30 = 527,938.28/x
  3. Step 3: Cross multiply
    1,947,882.21x = 2,921,823.30 × 527,938.28
  4. Step 4: Simplify right side
    1,947,882.21x = 1,542,542,365,793.41
  5. Step 5: Solve for x
    x = 1,542,542,365,793.41/1,947,882.21
  6. Step 6: Final answer
    x = 791,907.42

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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.