Home / 2,579,229.90-3,868,844.85-1,383,487.65

Finding the Fourth Proportional to 2,579,229.90, 3,868,844.85 and 1,383,487.65

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Solution

The fourth proportional to 2,579,229.90, 3,868,844.85 and 1,383,487.65 is: 2,075,231.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,579,229.90 : 3,868,844.85 = 1,383,487.65 : x
  2. Step 2: Convert to fraction form
    2,579,229.90/3,868,844.85 = 1,383,487.65/x
  3. Step 3: Cross multiply
    2,579,229.90x = 3,868,844.85 × 1,383,487.65
  4. Step 4: Simplify right side
    2,579,229.90x = 5,352,499,069,741.10
  5. Step 5: Solve for x
    x = 5,352,499,069,741.10/2,579,229.90
  6. Step 6: Final answer
    x = 2,075,231.48

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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.