Home / 1,765,947.75-2,649,316.50-644,016.75

Finding the Fourth Proportional to 1,765,947.75, 2,649,316.50 and 644,016.75

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Solution

The fourth proportional to 1,765,947.75, 2,649,316.50 and 644,016.75 is: 966,169.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,947.75 : 2,649,316.50 = 644,016.75 : x
  2. Step 2: Convert to fraction form
    1,765,947.75/2,649,316.50 = 644,016.75/x
  3. Step 3: Cross multiply
    1,765,947.75x = 2,649,316.50 × 644,016.75
  4. Step 4: Simplify right side
    1,765,947.75x = 1,706,204,202,051.38
  5. Step 5: Solve for x
    x = 1,706,204,202,051.38/1,765,947.75
  6. Step 6: Final answer
    x = 966,169.13

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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.