Home / 1,282,767.33-1,770,405.75-738,797.25

Finding the Fourth Proportional to 1,282,767.33, 1,770,405.75 and 738,797.25

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Solution

The fourth proportional to 1,282,767.33, 1,770,405.75 and 738,797.25 is: 1,019,647.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,767.33 : 1,770,405.75 = 738,797.25 : x
  2. Step 2: Convert to fraction form
    1,282,767.33/1,770,405.75 = 738,797.25/x
  3. Step 3: Cross multiply
    1,282,767.33x = 1,770,405.75 × 738,797.25
  4. Step 4: Simplify right side
    1,282,767.33x = 1,307,970,899,484.19
  5. Step 5: Solve for x
    x = 1,307,970,899,484.19/1,282,767.33
  6. Step 6: Final answer
    x = 1,019,647.81

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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.