Home / 1,755,334.80-2,422,394.10-991,245.60

Finding the Fourth Proportional to 1,755,334.80, 2,422,394.10 and 991,245.60

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Solution

The fourth proportional to 1,755,334.80, 2,422,394.10 and 991,245.60 is: 1,367,937.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,334.80 : 2,422,394.10 = 991,245.60 : x
  2. Step 2: Convert to fraction form
    1,755,334.80/2,422,394.10 = 991,245.60/x
  3. Step 3: Cross multiply
    1,755,334.80x = 2,422,394.10 × 991,245.60
  4. Step 4: Simplify right side
    1,755,334.80x = 2,401,187,493,090.96
  5. Step 5: Solve for x
    x = 2,401,187,493,090.96/1,755,334.80
  6. Step 6: Final answer
    x = 1,367,937.04

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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.