Home / 1,811,667.89-2,500,132.75-995,905.96

Finding the Fourth Proportional to 1,811,667.89, 2,500,132.75 and 995,905.96

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Solution

The fourth proportional to 1,811,667.89, 2,500,132.75 and 995,905.96 is: 1,374,367.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,667.89 : 2,500,132.75 = 995,905.96 : x
  2. Step 2: Convert to fraction form
    1,811,667.89/2,500,132.75 = 995,905.96/x
  3. Step 3: Cross multiply
    1,811,667.89x = 2,500,132.75 × 995,905.96
  4. Step 4: Simplify right side
    1,811,667.89x = 2,489,897,097,776.09
  5. Step 5: Solve for x
    x = 2,489,897,097,776.09/1,811,667.89
  6. Step 6: Final answer
    x = 1,374,367.29

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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.