Home / 1,279,028.36-1,765,012.87-706,056.23

Finding the Fourth Proportional to 1,279,028.36, 1,765,012.87 and 706,056.23

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Solution

The fourth proportional to 1,279,028.36, 1,765,012.87 and 706,056.23 is: 974,332.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,028.36 : 1,765,012.87 = 706,056.23 : x
  2. Step 2: Convert to fraction form
    1,279,028.36/1,765,012.87 = 706,056.23/x
  3. Step 3: Cross multiply
    1,279,028.36x = 1,765,012.87 × 706,056.23
  4. Step 4: Simplify right side
    1,279,028.36x = 1,246,198,325,833.76
  5. Step 5: Solve for x
    x = 1,246,198,325,833.76/1,279,028.36
  6. Step 6: Final answer
    x = 974,332.06

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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.