Home / 827,561.40-1,241,633.70-798,401.40

Finding the Fourth Proportional to 827,561.40, 1,241,633.70 and 798,401.40

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Solution

The fourth proportional to 827,561.40, 1,241,633.70 and 798,401.40 is: 1,197,883.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,561.40 : 1,241,633.70 = 798,401.40 : x
  2. Step 2: Convert to fraction form
    827,561.40/1,241,633.70 = 798,401.40/x
  3. Step 3: Cross multiply
    827,561.40x = 1,241,633.70 × 798,401.40
  4. Step 4: Simplify right side
    827,561.40x = 991,322,084,367.18
  5. Step 5: Solve for x
    x = 991,322,084,367.18/827,561.40
  6. Step 6: Final answer
    x = 1,197,883.43

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1.5x scale

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.