Home / 1,095,764.56-1,644,016.10-690,486.12

Finding the Fourth Proportional to 1,095,764.56, 1,644,016.10 and 690,486.12

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Solution

The fourth proportional to 1,095,764.56, 1,644,016.10 and 690,486.12 is: 1,035,961.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,764.56 : 1,644,016.10 = 690,486.12 : x
  2. Step 2: Convert to fraction form
    1,095,764.56/1,644,016.10 = 690,486.12/x
  3. Step 3: Cross multiply
    1,095,764.56x = 1,644,016.10 × 690,486.12
  4. Step 4: Simplify right side
    1,095,764.56x = 1,135,170,294,654.10
  5. Step 5: Solve for x
    x = 1,135,170,294,654.10/1,095,764.56
  6. Step 6: Final answer
    x = 1,035,961.87

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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.