Home / 3,723,805.12-5,586,145-1,327,990.32

Finding the Fourth Proportional to 3,723,805.12, 5,586,145 and 1,327,990.32

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Solution

The fourth proportional to 3,723,805.12, 5,586,145 and 1,327,990.32 is: 1,992,141.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723,805.12 : 5,586,145 = 1,327,990.32 : x
  2. Step 2: Convert to fraction form
    3,723,805.12/5,586,145 = 1,327,990.32/x
  3. Step 3: Cross multiply
    3,723,805.12x = 5,586,145 × 1,327,990.32
  4. Step 4: Simplify right side
    3,723,805.12x = 7,418,346,486,116.40
  5. Step 5: Solve for x
    x = 7,418,346,486,116.40/3,723,805.12
  6. Step 6: Final answer
    x = 1,992,141.44

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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.