Home / 2,752,021.20-4,128,031.80-1,613,614.80

Finding the Fourth Proportional to 2,752,021.20, 4,128,031.80 and 1,613,614.80

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Solution

The fourth proportional to 2,752,021.20, 4,128,031.80 and 1,613,614.80 is: 2,420,422.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752,021.20 : 4,128,031.80 = 1,613,614.80 : x
  2. Step 2: Convert to fraction form
    2,752,021.20/4,128,031.80 = 1,613,614.80/x
  3. Step 3: Cross multiply
    2,752,021.20x = 4,128,031.80 × 1,613,614.80
  4. Step 4: Simplify right side
    2,752,021.20x = 6,661,053,207,350.64
  5. Step 5: Solve for x
    x = 6,661,053,207,350.64/2,752,021.20
  6. Step 6: Final answer
    x = 2,420,422.20

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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.