Home / 1,279,040.36-1,765,029.40-706,068.24

Finding the Fourth Proportional to 1,279,040.36, 1,765,029.40 and 706,068.24

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Solution

The fourth proportional to 1,279,040.36, 1,765,029.40 and 706,068.24 is: 974,348.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,040.36 : 1,765,029.40 = 706,068.24 : x
  2. Step 2: Convert to fraction form
    1,279,040.36/1,765,029.40 = 706,068.24/x
  3. Step 3: Cross multiply
    1,279,040.36x = 1,765,029.40 × 706,068.24
  4. Step 4: Simplify right side
    1,279,040.36x = 1,246,231,202,006.26
  5. Step 5: Solve for x
    x = 1,246,231,202,006.26/1,279,040.36
  6. Step 6: Final answer
    x = 974,348.61

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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.