Home / 3,647,637.38-5,031,128.90-2,560,151.63

Finding the Fourth Proportional to 3,647,637.38, 5,031,128.90 and 2,560,151.63

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Solution

The fourth proportional to 3,647,637.38, 5,031,128.90 and 2,560,151.63 is: 3,531,176.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647,637.38 : 5,031,128.90 = 2,560,151.63 : x
  2. Step 2: Convert to fraction form
    3,647,637.38/5,031,128.90 = 2,560,151.63/x
  3. Step 3: Cross multiply
    3,647,637.38x = 5,031,128.90 × 2,560,151.63
  4. Step 4: Simplify right side
    3,647,637.38x = 12,880,452,873,053.31
  5. Step 5: Solve for x
    x = 12,880,452,873,053.31/3,647,637.38
  6. Step 6: Final answer
    x = 3,531,176.90

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.