Home / 2,126,049.13-2,933,863.23-1,255,164.40

Finding the Fourth Proportional to 2,126,049.13, 2,933,863.23 and 1,255,164.40

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Solution

The fourth proportional to 2,126,049.13, 2,933,863.23 and 1,255,164.40 is: 1,732,076.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,049.13 : 2,933,863.23 = 1,255,164.40 : x
  2. Step 2: Convert to fraction form
    2,126,049.13/2,933,863.23 = 1,255,164.40/x
  3. Step 3: Cross multiply
    2,126,049.13x = 2,933,863.23 × 1,255,164.40
  4. Step 4: Simplify right side
    2,126,049.13x = 3,682,480,680,765.01
  5. Step 5: Solve for x
    x = 3,682,480,680,765.01/2,126,049.13
  6. Step 6: Final answer
    x = 1,732,076.94

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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.