Home / 1,962,512.28-2,708,343.72-1,103,069.88

Finding the Fourth Proportional to 1,962,512.28, 2,708,343.72 and 1,103,069.88

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Solution

The fourth proportional to 1,962,512.28, 2,708,343.72 and 1,103,069.88 is: 1,522,279.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,962,512.28 : 2,708,343.72 = 1,103,069.88 : x
  2. Step 2: Convert to fraction form
    1,962,512.28/2,708,343.72 = 1,103,069.88/x
  3. Step 3: Cross multiply
    1,962,512.28x = 2,708,343.72 × 1,103,069.88
  4. Step 4: Simplify right side
    1,962,512.28x = 2,987,492,382,219.15
  5. Step 5: Solve for x
    x = 2,987,492,382,219.15/1,962,512.28
  6. Step 6: Final answer
    x = 1,522,279.59

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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.