Home / 1,275,431.06-1,760,094.87-702,471.23

Finding the Fourth Proportional to 1,275,431.06, 1,760,094.87 and 702,471.23

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Solution

The fourth proportional to 1,275,431.06, 1,760,094.87 and 702,471.23 is: 969,410.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,431.06 : 1,760,094.87 = 702,471.23 : x
  2. Step 2: Convert to fraction form
    1,275,431.06/1,760,094.87 = 702,471.23/x
  3. Step 3: Cross multiply
    1,275,431.06x = 1,760,094.87 × 702,471.23
  4. Step 4: Simplify right side
    1,275,431.06x = 1,236,416,013,311.74
  5. Step 5: Solve for x
    x = 1,236,416,013,311.74/1,275,431.06
  6. Step 6: Final answer
    x = 969,410.30

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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.