Home / 1,479,275.71-2,218,976.87-580,911.83

Finding the Fourth Proportional to 1,479,275.71, 2,218,976.87 and 580,911.83

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Solution

The fourth proportional to 1,479,275.71, 2,218,976.87 and 580,911.83 is: 871,392.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,275.71 : 2,218,976.87 = 580,911.83 : x
  2. Step 2: Convert to fraction form
    1,479,275.71/2,218,976.87 = 580,911.83/x
  3. Step 3: Cross multiply
    1,479,275.71x = 2,218,976.87 × 580,911.83
  4. Step 4: Simplify right side
    1,479,275.71x = 1,289,029,910,910.35
  5. Step 5: Solve for x
    x = 1,289,029,910,910.35/1,479,275.71
  6. Step 6: Final answer
    x = 871,392.60

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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.