Home / 5,618,757-7,753,905.22-3,040,437.80

Finding the Fourth Proportional to 5,618,757, 7,753,905.22 and 3,040,437.80

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Solution

The fourth proportional to 5,618,757, 7,753,905.22 and 3,040,437.80 is: 4,195,815.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,618,757 : 7,753,905.22 = 3,040,437.80 : x
  2. Step 2: Convert to fraction form
    5,618,757/7,753,905.22 = 3,040,437.80/x
  3. Step 3: Cross multiply
    5,618,757x = 7,753,905.22 × 3,040,437.80
  4. Step 4: Simplify right side
    5,618,757x = 23,575,266,528,505.31
  5. Step 5: Solve for x
    x = 23,575,266,528,505.31/5,618,757
  6. Step 6: Final answer
    x = 4,195,815.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.