Home / 2,080,395.60-3,120,605.31-641,060.16

Finding the Fourth Proportional to 2,080,395.60, 3,120,605.31 and 641,060.16

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Solution

The fourth proportional to 2,080,395.60, 3,120,605.31 and 641,060.16 is: 961,593.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,395.60 : 3,120,605.31 = 641,060.16 : x
  2. Step 2: Convert to fraction form
    2,080,395.60/3,120,605.31 = 641,060.16/x
  3. Step 3: Cross multiply
    2,080,395.60x = 3,120,605.31 × 641,060.16
  4. Step 4: Simplify right side
    2,080,395.60x = 2,000,495,739,325.45
  5. Step 5: Solve for x
    x = 2,000,495,739,325.45/2,080,395.60
  6. Step 6: Final answer
    x = 961,593.91

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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.