Home / 2,882,971.80-3,977,841.03-1,721,191.94

Finding the Fourth Proportional to 2,882,971.80, 3,977,841.03 and 1,721,191.94

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Solution

The fourth proportional to 2,882,971.80, 3,977,841.03 and 1,721,191.94 is: 2,374,850.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,882,971.80 : 3,977,841.03 = 1,721,191.94 : x
  2. Step 2: Convert to fraction form
    2,882,971.80/3,977,841.03 = 1,721,191.94/x
  3. Step 3: Cross multiply
    2,882,971.80x = 3,977,841.03 × 1,721,191.94
  4. Step 4: Simplify right side
    2,882,971.80x = 6,846,627,919,437.30
  5. Step 5: Solve for x
    x = 6,846,627,919,437.30/2,882,971.80
  6. Step 6: Final answer
    x = 2,374,850.81

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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.