Home / 2,077,280.30-3,115,920.45-1,722,694.70

Finding the Fourth Proportional to 2,077,280.30, 3,115,920.45 and 1,722,694.70

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Solution

The fourth proportional to 2,077,280.30, 3,115,920.45 and 1,722,694.70 is: 2,584,042.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,280.30 : 3,115,920.45 = 1,722,694.70 : x
  2. Step 2: Convert to fraction form
    2,077,280.30/3,115,920.45 = 1,722,694.70/x
  3. Step 3: Cross multiply
    2,077,280.30x = 3,115,920.45 × 1,722,694.70
  4. Step 4: Simplify right side
    2,077,280.30x = 5,367,779,644,836.62
  5. Step 5: Solve for x
    x = 5,367,779,644,836.62/2,077,280.30
  6. Step 6: Final answer
    x = 2,584,042.05

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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.