Home / 2,080,205.10-3,120,307.65-1,371,033.90

Finding the Fourth Proportional to 2,080,205.10, 3,120,307.65 and 1,371,033.90

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Solution

The fourth proportional to 2,080,205.10, 3,120,307.65 and 1,371,033.90 is: 2,056,550.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,205.10 : 3,120,307.65 = 1,371,033.90 : x
  2. Step 2: Convert to fraction form
    2,080,205.10/3,120,307.65 = 1,371,033.90/x
  3. Step 3: Cross multiply
    2,080,205.10x = 3,120,307.65 × 1,371,033.90
  4. Step 4: Simplify right side
    2,080,205.10x = 4,278,047,566,579.33
  5. Step 5: Solve for x
    x = 4,278,047,566,579.33/2,080,205.10
  6. Step 6: Final answer
    x = 2,056,550.85

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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.