Home / 2,882,969.30-3,977,837.58-1,721,189.44

Finding the Fourth Proportional to 2,882,969.30, 3,977,837.58 and 1,721,189.44

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Solution

The fourth proportional to 2,882,969.30, 3,977,837.58 and 1,721,189.44 is: 2,374,847.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,882,969.30 : 3,977,837.58 = 1,721,189.44 : x
  2. Step 2: Convert to fraction form
    2,882,969.30/3,977,837.58 = 1,721,189.44/x
  3. Step 3: Cross multiply
    2,882,969.30x = 3,977,837.58 × 1,721,189.44
  4. Step 4: Simplify right side
    2,882,969.30x = 6,846,612,036,731.16
  5. Step 5: Solve for x
    x = 6,846,612,036,731.16/2,882,969.30
  6. Step 6: Final answer
    x = 2,374,847.36

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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.