Home / 2,272,473.45-3,136,078.49-1,253,943.81

Finding the Fourth Proportional to 2,272,473.45, 3,136,078.49 and 1,253,943.81

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Solution

The fourth proportional to 2,272,473.45, 3,136,078.49 and 1,253,943.81 is: 1,730,478.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,272,473.45 : 3,136,078.49 = 1,253,943.81 : x
  2. Step 2: Convert to fraction form
    2,272,473.45/3,136,078.49 = 1,253,943.81/x
  3. Step 3: Cross multiply
    2,272,473.45x = 3,136,078.49 × 1,253,943.81
  4. Step 4: Simplify right side
    2,272,473.45x = 3,932,466,203,939.93
  5. Step 5: Solve for x
    x = 3,932,466,203,939.93/2,272,473.45
  6. Step 6: Final answer
    x = 1,730,478.39

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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.