Home / 2,080,080.10-3,120,422.55-882,000.10

Finding the Fourth Proportional to 2,080,080.10, 3,120,422.55 and 882,000.10

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Solution

The fourth proportional to 2,080,080.10, 3,120,422.55 and 882,000.10 is: 1,323,128.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,080.10 : 3,120,422.55 = 882,000.10 : x
  2. Step 2: Convert to fraction form
    2,080,080.10/3,120,422.55 = 882,000.10/x
  3. Step 3: Cross multiply
    2,080,080.10x = 3,120,422.55 × 882,000.10
  4. Step 4: Simplify right side
    2,080,080.10x = 2,752,213,001,142.26
  5. Step 5: Solve for x
    x = 2,752,213,001,142.26/2,080,080.10
  6. Step 6: Final answer
    x = 1,323,128.37

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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.