Home / 3,021,996.80-4,532,995.20-1,128,492.20

Finding the Fourth Proportional to 3,021,996.80, 4,532,995.20 and 1,128,492.20

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Solution

The fourth proportional to 3,021,996.80, 4,532,995.20 and 1,128,492.20 is: 1,692,738.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021,996.80 : 4,532,995.20 = 1,128,492.20 : x
  2. Step 2: Convert to fraction form
    3,021,996.80/4,532,995.20 = 1,128,492.20/x
  3. Step 3: Cross multiply
    3,021,996.80x = 4,532,995.20 × 1,128,492.20
  4. Step 4: Simplify right side
    3,021,996.80x = 5,115,449,725,837.44
  5. Step 5: Solve for x
    x = 5,115,449,725,837.44/3,021,996.80
  6. Step 6: Final answer
    x = 1,692,738.30

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Similar ratio
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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.