Home / 1,168,150.25-1,612,037.96-678,165.23

Finding the Fourth Proportional to 1,168,150.25, 1,612,037.96 and 678,165.23

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Solution

The fourth proportional to 1,168,150.25, 1,612,037.96 and 678,165.23 is: 935,862.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,150.25 : 1,612,037.96 = 678,165.23 : x
  2. Step 2: Convert to fraction form
    1,168,150.25/1,612,037.96 = 678,165.23/x
  3. Step 3: Cross multiply
    1,168,150.25x = 1,612,037.96 × 678,165.23
  4. Step 4: Simplify right side
    1,168,150.25x = 1,093,228,093,912.13
  5. Step 5: Solve for x
    x = 1,093,228,093,912.13/1,168,150.25
  6. Step 6: Final answer
    x = 935,862.57

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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.