Home / 1,244,218.80-1,866,328.20-995,386.80

Finding the Fourth Proportional to 1,244,218.80, 1,866,328.20 and 995,386.80

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Solution

The fourth proportional to 1,244,218.80, 1,866,328.20 and 995,386.80 is: 1,493,080.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,218.80 : 1,866,328.20 = 995,386.80 : x
  2. Step 2: Convert to fraction form
    1,244,218.80/1,866,328.20 = 995,386.80/x
  3. Step 3: Cross multiply
    1,244,218.80x = 1,866,328.20 × 995,386.80
  4. Step 4: Simplify right side
    1,244,218.80x = 1,857,718,454,747.76
  5. Step 5: Solve for x
    x = 1,857,718,454,747.76/1,244,218.80
  6. Step 6: Final answer
    x = 1,493,080.20

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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.