Home / 2,015,234.86-2,781,011.92-1,109,810.38

Finding the Fourth Proportional to 2,015,234.86, 2,781,011.92 and 1,109,810.38

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Solution

The fourth proportional to 2,015,234.86, 2,781,011.92 and 1,109,810.38 is: 1,531,531.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,234.86 : 2,781,011.92 = 1,109,810.38 : x
  2. Step 2: Convert to fraction form
    2,015,234.86/2,781,011.92 = 1,109,810.38/x
  3. Step 3: Cross multiply
    2,015,234.86x = 2,781,011.92 × 1,109,810.38
  4. Step 4: Simplify right side
    2,015,234.86x = 3,086,395,876,265.62
  5. Step 5: Solve for x
    x = 3,086,395,876,265.62/2,015,234.86
  6. Step 6: Final answer
    x = 1,531,531.61

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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.