Home / 1,279,960.27-1,766,311.44-706,988.14

Finding the Fourth Proportional to 1,279,960.27, 1,766,311.44 and 706,988.14

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Solution

The fourth proportional to 1,279,960.27, 1,766,311.44 and 706,988.14 is: 975,625.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,960.27 : 1,766,311.44 = 706,988.14 : x
  2. Step 2: Convert to fraction form
    1,279,960.27/1,766,311.44 = 706,988.14/x
  3. Step 3: Cross multiply
    1,279,960.27x = 1,766,311.44 × 706,988.14
  4. Step 4: Simplify right side
    1,279,960.27x = 1,248,761,239,626.32
  5. Step 5: Solve for x
    x = 1,248,761,239,626.32/1,279,960.27
  6. Step 6: Final answer
    x = 975,625.00

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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.