Home / 3,690,259.32-5,091,927.12-2,141,165.88

Finding the Fourth Proportional to 3,690,259.32, 5,091,927.12 and 2,141,165.88

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Solution

The fourth proportional to 3,690,259.32, 5,091,927.12 and 2,141,165.88 is: 2,954,442.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690,259.32 : 5,091,927.12 = 2,141,165.88 : x
  2. Step 2: Convert to fraction form
    3,690,259.32/5,091,927.12 = 2,141,165.88/x
  3. Step 3: Cross multiply
    3,690,259.32x = 5,091,927.12 × 2,141,165.88
  4. Step 4: Simplify right side
    3,690,259.32x = 10,902,660,612,790.67
  5. Step 5: Solve for x
    x = 10,902,660,612,790.67/3,690,259.32
  6. Step 6: Final answer
    x = 2,954,442.94

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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.