Home / 1,811,736.40-2,500,141.80-995,938.96

Finding the Fourth Proportional to 1,811,736.40, 2,500,141.80 and 995,938.96

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Solution

The fourth proportional to 1,811,736.40, 2,500,141.80 and 995,938.96 is: 1,374,365.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,736.40 : 2,500,141.80 = 995,938.96 : x
  2. Step 2: Convert to fraction form
    1,811,736.40/2,500,141.80 = 995,938.96/x
  3. Step 3: Cross multiply
    1,811,736.40x = 2,500,141.80 × 995,938.96
  4. Step 4: Simplify right side
    1,811,736.40x = 2,489,988,624,144.53
  5. Step 5: Solve for x
    x = 2,489,988,624,144.53/1,811,736.40
  6. Step 6: Final answer
    x = 1,374,365.84

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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.