Home / 1,755,597.75-2,422,922.13-991,700.52

Finding the Fourth Proportional to 1,755,597.75, 2,422,922.13 and 991,700.52

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Solution

The fourth proportional to 1,755,597.75, 2,422,922.13 and 991,700.52 is: 1,368,658.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,597.75 : 2,422,922.13 = 991,700.52 : x
  2. Step 2: Convert to fraction form
    1,755,597.75/2,422,922.13 = 991,700.52/x
  3. Step 3: Cross multiply
    1,755,597.75x = 2,422,922.13 × 991,700.52
  4. Step 4: Simplify right side
    1,755,597.75x = 2,402,813,136,240.51
  5. Step 5: Solve for x
    x = 2,402,813,136,240.51/1,755,597.75
  6. Step 6: Final answer
    x = 1,368,658.13

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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.