Home / 1,755,572.77-2,422,887.45-991,675.54

Finding the Fourth Proportional to 1,755,572.77, 2,422,887.45 and 991,675.54

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Solution

The fourth proportional to 1,755,572.77, 2,422,887.45 and 991,675.54 is: 1,368,623.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,572.77 : 2,422,887.45 = 991,675.54 : x
  2. Step 2: Convert to fraction form
    1,755,572.77/2,422,887.45 = 991,675.54/x
  3. Step 3: Cross multiply
    1,755,572.77x = 2,422,887.45 × 991,675.54
  4. Step 4: Simplify right side
    1,755,572.77x = 2,402,718,220,337.97
  5. Step 5: Solve for x
    x = 2,402,718,220,337.97/1,755,572.77
  6. Step 6: Final answer
    x = 1,368,623.54

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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.