Home / 1,755,675.22-2,422,881.57-991,760.98

Finding the Fourth Proportional to 1,755,675.22, 2,422,881.57 and 991,760.98

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Solution

The fourth proportional to 1,755,675.22, 2,422,881.57 and 991,760.98 is: 1,368,658.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,675.22 : 2,422,881.57 = 991,760.98 : x
  2. Step 2: Convert to fraction form
    1,755,675.22/2,422,881.57 = 991,760.98/x
  3. Step 3: Cross multiply
    1,755,675.22x = 2,422,881.57 × 991,760.98
  4. Step 4: Simplify right side
    1,755,675.22x = 2,402,919,400,287.14
  5. Step 5: Solve for x
    x = 2,402,919,400,287.14/1,755,675.22
  6. Step 6: Final answer
    x = 1,368,658.26

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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.