Home / 2,579,454.30-3,869,181.45-1,303,995.90

Finding the Fourth Proportional to 2,579,454.30, 3,869,181.45 and 1,303,995.90

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Solution

The fourth proportional to 2,579,454.30, 3,869,181.45 and 1,303,995.90 is: 1,955,993.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,579,454.30 : 3,869,181.45 = 1,303,995.90 : x
  2. Step 2: Convert to fraction form
    2,579,454.30/3,869,181.45 = 1,303,995.90/x
  3. Step 3: Cross multiply
    2,579,454.30x = 3,869,181.45 × 1,303,995.90
  4. Step 4: Simplify right side
    2,579,454.30x = 5,045,396,747,156.06
  5. Step 5: Solve for x
    x = 5,045,396,747,156.06/2,579,454.30
  6. Step 6: Final answer
    x = 1,955,993.85

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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.