Home / 1,755,571.76-2,422,886.06-991,674.53

Finding the Fourth Proportional to 1,755,571.76, 2,422,886.06 and 991,674.53

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Solution

The fourth proportional to 1,755,571.76, 2,422,886.06 and 991,674.53 is: 1,368,622.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,571.76 : 2,422,886.06 = 991,674.53 : x
  2. Step 2: Convert to fraction form
    1,755,571.76/2,422,886.06 = 991,674.53/x
  3. Step 3: Cross multiply
    1,755,571.76x = 2,422,886.06 × 991,674.53
  4. Step 4: Simplify right side
    1,755,571.76x = 2,402,714,394,794.05
  5. Step 5: Solve for x
    x = 2,402,714,394,794.05/1,755,571.76
  6. Step 6: Final answer
    x = 1,368,622.15

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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.