Home / 3,217,233.02-4,825,845.64-821,077.92

Finding the Fourth Proportional to 3,217,233.02, 4,825,845.64 and 821,077.92

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Solution

The fourth proportional to 3,217,233.02, 4,825,845.64 and 821,077.92 is: 1,231,615.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217,233.02 : 4,825,845.64 = 821,077.92 : x
  2. Step 2: Convert to fraction form
    3,217,233.02/4,825,845.64 = 821,077.92/x
  3. Step 3: Cross multiply
    3,217,233.02x = 4,825,845.64 × 821,077.92
  4. Step 4: Simplify right side
    3,217,233.02x = 3,962,395,300,332.27
  5. Step 5: Solve for x
    x = 3,962,395,300,332.27/3,217,233.02
  6. Step 6: Final answer
    x = 1,231,615.89

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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.