Home / 4,002,045.12-5,522,821.08-2,166,502.06

Finding the Fourth Proportional to 4,002,045.12, 5,522,821.08 and 2,166,502.06

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Solution

The fourth proportional to 4,002,045.12, 5,522,821.08 and 2,166,502.06 is: 2,989,772.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,002,045.12 : 5,522,821.08 = 2,166,502.06 : x
  2. Step 2: Convert to fraction form
    4,002,045.12/5,522,821.08 = 2,166,502.06/x
  3. Step 3: Cross multiply
    4,002,045.12x = 5,522,821.08 × 2,166,502.06
  4. Step 4: Simplify right side
    4,002,045.12x = 11,965,203,226,194.54
  5. Step 5: Solve for x
    x = 11,965,203,226,194.54/4,002,045.12
  6. Step 6: Final answer
    x = 2,989,772.20

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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.