Home / 995,422.20-1,493,133.30-839,902.20

Finding the Fourth Proportional to 995,422.20, 1,493,133.30 and 839,902.20

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Solution

The fourth proportional to 995,422.20, 1,493,133.30 and 839,902.20 is: 1,259,853.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,422.20 : 1,493,133.30 = 839,902.20 : x
  2. Step 2: Convert to fraction form
    995,422.20/1,493,133.30 = 839,902.20/x
  3. Step 3: Cross multiply
    995,422.20x = 1,493,133.30 × 839,902.20
  4. Step 4: Simplify right side
    995,422.20x = 1,254,085,943,563.26
  5. Step 5: Solve for x
    x = 1,254,085,943,563.26/995,422.20
  6. Step 6: Final answer
    x = 1,259,853.30

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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.