Home / 3,276,949.19-4,522,632.53-1,987,581.47

Finding the Fourth Proportional to 3,276,949.19, 4,522,632.53 and 1,987,581.47

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Solution

The fourth proportional to 3,276,949.19, 4,522,632.53 and 1,987,581.47 is: 2,743,130.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276,949.19 : 4,522,632.53 = 1,987,581.47 : x
  2. Step 2: Convert to fraction form
    3,276,949.19/4,522,632.53 = 1,987,581.47/x
  3. Step 3: Cross multiply
    3,276,949.19x = 4,522,632.53 × 1,987,581.47
  4. Step 4: Simplify right side
    3,276,949.19x = 8,989,100,589,634.06
  5. Step 5: Solve for x
    x = 8,989,100,589,634.06/3,276,949.19
  6. Step 6: Final answer
    x = 2,743,130.91

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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.