Home / 1,279,034.86-1,765,021.83-706,062.74

Finding the Fourth Proportional to 1,279,034.86, 1,765,021.83 and 706,062.74

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Solution

The fourth proportional to 1,279,034.86, 1,765,021.83 and 706,062.74 is: 974,341.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,034.86 : 1,765,021.83 = 706,062.74 : x
  2. Step 2: Convert to fraction form
    1,279,034.86/1,765,021.83 = 706,062.74/x
  3. Step 3: Cross multiply
    1,279,034.86x = 1,765,021.83 × 706,062.74
  4. Step 4: Simplify right side
    1,279,034.86x = 1,246,216,149,449.61
  5. Step 5: Solve for x
    x = 1,246,216,149,449.61/1,279,034.86
  6. Step 6: Final answer
    x = 974,341.04

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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.