Home / 882,741.53-1,322,441.04-521,831.86

Finding the Fourth Proportional to 882,741.53, 1,322,441.04 and 521,831.86

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Solution

The fourth proportional to 882,741.53, 1,322,441.04 and 521,831.86 is: 781,759.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,741.53 : 1,322,441.04 = 521,831.86 : x
  2. Step 2: Convert to fraction form
    882,741.53/1,322,441.04 = 521,831.86/x
  3. Step 3: Cross multiply
    882,741.53x = 1,322,441.04 × 521,831.86
  4. Step 4: Simplify right side
    882,741.53x = 690,091,867,643.53
  5. Step 5: Solve for x
    x = 690,091,867,643.53/882,741.53
  6. Step 6: Final answer
    x = 781,759.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.