Home / 1,996,562.40-2,755,745.73-1,137,629.22

Finding the Fourth Proportional to 1,996,562.40, 2,755,745.73 and 1,137,629.22

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Solution

The fourth proportional to 1,996,562.40, 2,755,745.73 and 1,137,629.22 is: 1,570,207.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,562.40 : 2,755,745.73 = 1,137,629.22 : x
  2. Step 2: Convert to fraction form
    1,996,562.40/2,755,745.73 = 1,137,629.22/x
  3. Step 3: Cross multiply
    1,996,562.40x = 2,755,745.73 × 1,137,629.22
  4. Step 4: Simplify right side
    1,996,562.40x = 3,135,016,865,338.23
  5. Step 5: Solve for x
    x = 3,135,016,865,338.23/1,996,562.40
  6. Step 6: Final answer
    x = 1,570,207.30

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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.