Home / 2,080,205.10-3,120,307.65-1,823,078.70

Finding the Fourth Proportional to 2,080,205.10, 3,120,307.65 and 1,823,078.70

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Solution

The fourth proportional to 2,080,205.10, 3,120,307.65 and 1,823,078.70 is: 2,734,618.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,205.10 : 3,120,307.65 = 1,823,078.70 : x
  2. Step 2: Convert to fraction form
    2,080,205.10/3,120,307.65 = 1,823,078.70/x
  3. Step 3: Cross multiply
    2,080,205.10x = 3,120,307.65 × 1,823,078.70
  4. Step 4: Simplify right side
    2,080,205.10x = 5,688,566,414,162.06
  5. Step 5: Solve for x
    x = 5,688,566,414,162.06/2,080,205.10
  6. Step 6: Final answer
    x = 2,734,618.05

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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.