Home / 1,863,039.20-2,794,558.80-918,255.20

Finding the Fourth Proportional to 1,863,039.20, 2,794,558.80 and 918,255.20

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Solution

The fourth proportional to 1,863,039.20, 2,794,558.80 and 918,255.20 is: 1,377,382.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863,039.20 : 2,794,558.80 = 918,255.20 : x
  2. Step 2: Convert to fraction form
    1,863,039.20/2,794,558.80 = 918,255.20/x
  3. Step 3: Cross multiply
    1,863,039.20x = 2,794,558.80 × 918,255.20
  4. Step 4: Simplify right side
    1,863,039.20x = 2,566,118,149,805.76
  5. Step 5: Solve for x
    x = 2,566,118,149,805.76/1,863,039.20
  6. Step 6: Final answer
    x = 1,377,382.80

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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.