Home / 1,279,019.57-1,765,047.31-706,060.13

Finding the Fourth Proportional to 1,279,019.57, 1,765,047.31 and 706,060.13

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Solution

The fourth proportional to 1,279,019.57, 1,765,047.31 and 706,060.13 is: 974,363.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,019.57 : 1,765,047.31 = 706,060.13 : x
  2. Step 2: Convert to fraction form
    1,279,019.57/1,765,047.31 = 706,060.13/x
  3. Step 3: Cross multiply
    1,279,019.57x = 1,765,047.31 × 706,060.13
  4. Step 4: Simplify right side
    1,279,019.57x = 1,246,229,522,564.36
  5. Step 5: Solve for x
    x = 1,246,229,522,564.36/1,279,019.57
  6. Step 6: Final answer
    x = 974,363.14

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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.