Home / 1,811,690.19-2,500,163.55-995,928.30

Finding the Fourth Proportional to 1,811,690.19, 2,500,163.55 and 995,928.30

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Solution

The fourth proportional to 1,811,690.19, 2,500,163.55 and 995,928.30 is: 1,374,398.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,690.19 : 2,500,163.55 = 995,928.30 : x
  2. Step 2: Convert to fraction form
    1,811,690.19/2,500,163.55 = 995,928.30/x
  3. Step 3: Cross multiply
    1,811,690.19x = 2,500,163.55 × 995,928.30
  4. Step 4: Simplify right side
    1,811,690.19x = 2,489,983,634,073.47
  5. Step 5: Solve for x
    x = 2,489,983,634,073.47/1,811,690.19
  6. Step 6: Final answer
    x = 1,374,398.14

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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.