Home / 2,889,414.98-3,987,617.04-1,600,375.30

Finding the Fourth Proportional to 2,889,414.98, 3,987,617.04 and 1,600,375.30

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Solution

The fourth proportional to 2,889,414.98, 3,987,617.04 and 1,600,375.30 is: 2,208,642.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,414.98 : 3,987,617.04 = 1,600,375.30 : x
  2. Step 2: Convert to fraction form
    2,889,414.98/3,987,617.04 = 1,600,375.30/x
  3. Step 3: Cross multiply
    2,889,414.98x = 3,987,617.04 × 1,600,375.30
  4. Step 4: Simplify right side
    2,889,414.98x = 6,381,683,816,675.11
  5. Step 5: Solve for x
    x = 6,381,683,816,675.11/2,889,414.98
  6. Step 6: Final answer
    x = 2,208,642.19

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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.