Home / 982,992.30-1,471,659.93-880,420.38

Finding the Fourth Proportional to 982,992.30, 1,471,659.93 and 880,420.38

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Solution

The fourth proportional to 982,992.30, 1,471,659.93 and 880,420.38 is: 1,318,097.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,992.30 : 1,471,659.93 = 880,420.38 : x
  2. Step 2: Convert to fraction form
    982,992.30/1,471,659.93 = 880,420.38/x
  3. Step 3: Cross multiply
    982,992.30x = 1,471,659.93 × 880,420.38
  4. Step 4: Simplify right side
    982,992.30x = 1,295,679,394,801.37
  5. Step 5: Solve for x
    x = 1,295,679,394,801.37/982,992.30
  6. Step 6: Final answer
    x = 1,318,097.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.