Home / 4,138,522.65-6,205,974.26-2,087,921.59

Finding the Fourth Proportional to 4,138,522.65, 6,205,974.26 and 2,087,921.59

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Solution

The fourth proportional to 4,138,522.65, 6,205,974.26 and 2,087,921.59 is: 3,130,969.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138,522.65 : 6,205,974.26 = 2,087,921.59 : x
  2. Step 2: Convert to fraction form
    4,138,522.65/6,205,974.26 = 2,087,921.59/x
  3. Step 3: Cross multiply
    4,138,522.65x = 6,205,974.26 × 2,087,921.59
  4. Step 4: Simplify right side
    4,138,522.65x = 12,957,587,613,408.40
  5. Step 5: Solve for x
    x = 12,957,587,613,408.40/4,138,522.65
  6. Step 6: Final answer
    x = 3,130,969.36

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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.