Home / 1,853,843.40-2,780,765.10-591,712.20

Finding the Fourth Proportional to 1,853,843.40, 2,780,765.10 and 591,712.20

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Solution

The fourth proportional to 1,853,843.40, 2,780,765.10 and 591,712.20 is: 887,568.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,843.40 : 2,780,765.10 = 591,712.20 : x
  2. Step 2: Convert to fraction form
    1,853,843.40/2,780,765.10 = 591,712.20/x
  3. Step 3: Cross multiply
    1,853,843.40x = 2,780,765.10 × 591,712.20
  4. Step 4: Simplify right side
    1,853,843.40x = 1,645,412,635,004.22
  5. Step 5: Solve for x
    x = 1,645,412,635,004.22/1,853,843.40
  6. Step 6: Final answer
    x = 887,568.30

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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.