Home / 1,811,671.09-2,500,137.16-995,909.16

Finding the Fourth Proportional to 1,811,671.09, 2,500,137.16 and 995,909.16

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Solution

The fourth proportional to 1,811,671.09, 2,500,137.16 and 995,909.16 is: 1,374,371.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,671.09 : 2,500,137.16 = 995,909.16 : x
  2. Step 2: Convert to fraction form
    1,811,671.09/2,500,137.16 = 995,909.16/x
  3. Step 3: Cross multiply
    1,811,671.09x = 2,500,137.16 × 995,909.16
  4. Step 4: Simplify right side
    1,811,671.09x = 2,489,909,486,399.70
  5. Step 5: Solve for x
    x = 2,489,909,486,399.70/1,811,671.09
  6. Step 6: Final answer
    x = 1,374,371.71

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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.