Home / 3,998,061.96-5,990,816.25-2,719,279.32

Finding the Fourth Proportional to 3,998,061.96, 5,990,816.25 and 2,719,279.32

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Solution

The fourth proportional to 3,998,061.96, 5,990,816.25 and 2,719,279.32 is: 4,074,649.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998,061.96 : 5,990,816.25 = 2,719,279.32 : x
  2. Step 2: Convert to fraction form
    3,998,061.96/5,990,816.25 = 2,719,279.32/x
  3. Step 3: Cross multiply
    3,998,061.96x = 5,990,816.25 × 2,719,279.32
  4. Step 4: Simplify right side
    3,998,061.96x = 16,290,702,738,544.95
  5. Step 5: Solve for x
    x = 16,290,702,738,544.95/3,998,061.96
  6. Step 6: Final answer
    x = 4,074,649.89

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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.