Home / 1,810,825.54-2,498,938.57-995,081.78

Finding the Fourth Proportional to 1,810,825.54, 2,498,938.57 and 995,081.78

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Solution

The fourth proportional to 1,810,825.54, 2,498,938.57 and 995,081.78 is: 1,373,212.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810,825.54 : 2,498,938.57 = 995,081.78 : x
  2. Step 2: Convert to fraction form
    1,810,825.54/2,498,938.57 = 995,081.78/x
  3. Step 3: Cross multiply
    1,810,825.54x = 2,498,938.57 × 995,081.78
  4. Step 4: Simplify right side
    1,810,825.54x = 2,486,648,240,346.25
  5. Step 5: Solve for x
    x = 2,486,648,240,346.25/1,810,825.54
  6. Step 6: Final answer
    x = 1,373,212.49

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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.