Home / 1,283,069.43-1,770,718.01-739,195.29

Finding the Fourth Proportional to 1,283,069.43, 1,770,718.01 and 739,195.29

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Solution

The fourth proportional to 1,283,069.43, 1,770,718.01 and 739,195.29 is: 1,020,136.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,069.43 : 1,770,718.01 = 739,195.29 : x
  2. Step 2: Convert to fraction form
    1,283,069.43/1,770,718.01 = 739,195.29/x
  3. Step 3: Cross multiply
    1,283,069.43x = 1,770,718.01 × 739,195.29
  4. Step 4: Simplify right side
    1,283,069.43x = 1,308,906,409,214.20
  5. Step 5: Solve for x
    x = 1,308,906,409,214.20/1,283,069.43
  6. Step 6: Final answer
    x = 1,020,136.85

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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.