Home / 5,618,759-7,753,907.98-3,040,439.80

Finding the Fourth Proportional to 5,618,759, 7,753,907.98 and 3,040,439.80

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Solution

The fourth proportional to 5,618,759, 7,753,907.98 and 3,040,439.80 is: 4,195,818.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,618,759 : 7,753,907.98 = 3,040,439.80 : x
  2. Step 2: Convert to fraction form
    5,618,759/7,753,907.98 = 3,040,439.80/x
  3. Step 3: Cross multiply
    5,618,759x = 7,753,907.98 × 3,040,439.80
  4. Step 4: Simplify right side
    5,618,759x = 23,575,290,427,929.61
  5. Step 5: Solve for x
    x = 23,575,290,427,929.61/5,618,759
  6. Step 6: Final answer
    x = 4,195,818.05

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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.