Home / 1,853,906.40-2,780,859.60-591,775.20

Finding the Fourth Proportional to 1,853,906.40, 2,780,859.60 and 591,775.20

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Solution

The fourth proportional to 1,853,906.40, 2,780,859.60 and 591,775.20 is: 887,662.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,906.40 : 2,780,859.60 = 591,775.20 : x
  2. Step 2: Convert to fraction form
    1,853,906.40/2,780,859.60 = 591,775.20/x
  3. Step 3: Cross multiply
    1,853,906.40x = 2,780,859.60 × 591,775.20
  4. Step 4: Simplify right side
    1,853,906.40x = 1,645,643,745,961.92
  5. Step 5: Solve for x
    x = 1,645,643,745,961.92/1,853,906.40
  6. Step 6: Final answer
    x = 887,662.80

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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.