Home / 1,755,568.76-2,422,881.92-991,671.53

Finding the Fourth Proportional to 1,755,568.76, 2,422,881.92 and 991,671.53

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Solution

The fourth proportional to 1,755,568.76, 2,422,881.92 and 991,671.53 is: 1,368,618.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,568.76 : 2,422,881.92 = 991,671.53 : x
  2. Step 2: Convert to fraction form
    1,755,568.76/2,422,881.92 = 991,671.53/x
  3. Step 3: Cross multiply
    1,755,568.76x = 2,422,881.92 × 991,671.53
  4. Step 4: Simplify right side
    1,755,568.76x = 2,402,703,010,980.51
  5. Step 5: Solve for x
    x = 2,402,703,010,980.51/1,755,568.76
  6. Step 6: Final answer
    x = 1,368,618.01

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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.