Home / 2,279,340.52-3,145,385.86-1,246,833.52

Finding the Fourth Proportional to 2,279,340.52, 3,145,385.86 and 1,246,833.52

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Solution

The fourth proportional to 2,279,340.52, 3,145,385.86 and 1,246,833.52 is: 1,720,573.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279,340.52 : 3,145,385.86 = 1,246,833.52 : x
  2. Step 2: Convert to fraction form
    2,279,340.52/3,145,385.86 = 1,246,833.52/x
  3. Step 3: Cross multiply
    2,279,340.52x = 3,145,385.86 × 1,246,833.52
  4. Step 4: Simplify right side
    2,279,340.52x = 3,921,772,523,582.03
  5. Step 5: Solve for x
    x = 3,921,772,523,582.03/2,279,340.52
  6. Step 6: Final answer
    x = 1,720,573.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.