Home / 1,268,017.50-1,750,043.16-784,738.29

Finding the Fourth Proportional to 1,268,017.50, 1,750,043.16 and 784,738.29

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Solution

The fourth proportional to 1,268,017.50, 1,750,043.16 and 784,738.29 is: 1,083,049.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,017.50 : 1,750,043.16 = 784,738.29 : x
  2. Step 2: Convert to fraction form
    1,268,017.50/1,750,043.16 = 784,738.29/x
  3. Step 3: Cross multiply
    1,268,017.50x = 1,750,043.16 × 784,738.29
  4. Step 4: Simplify right side
    1,268,017.50x = 1,373,325,876,804.60
  5. Step 5: Solve for x
    x = 1,373,325,876,804.60/1,268,017.50
  6. Step 6: Final answer
    x = 1,083,049.62

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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.