Home / 1,479,272.32-2,218,971.77-580,908.42

Finding the Fourth Proportional to 1,479,272.32, 2,218,971.77 and 580,908.42

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Solution

The fourth proportional to 1,479,272.32, 2,218,971.77 and 580,908.42 is: 871,387.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,272.32 : 2,218,971.77 = 580,908.42 : x
  2. Step 2: Convert to fraction form
    1,479,272.32/2,218,971.77 = 580,908.42/x
  3. Step 3: Cross multiply
    1,479,272.32x = 2,218,971.77 × 580,908.42
  4. Step 4: Simplify right side
    1,479,272.32x = 1,289,019,375,888.02
  5. Step 5: Solve for x
    x = 1,289,019,375,888.02/1,479,272.32
  6. Step 6: Final answer
    x = 871,387.48

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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.