Home / 2,712,333.90-4,067,022.60-818,829.30

Finding the Fourth Proportional to 2,712,333.90, 4,067,022.60 and 818,829.30

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Solution

The fourth proportional to 2,712,333.90, 4,067,022.60 and 818,829.30 is: 1,227,797.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712,333.90 : 4,067,022.60 = 818,829.30 : x
  2. Step 2: Convert to fraction form
    2,712,333.90/4,067,022.60 = 818,829.30/x
  3. Step 3: Cross multiply
    2,712,333.90x = 4,067,022.60 × 818,829.30
  4. Step 4: Simplify right side
    2,712,333.90x = 3,330,197,268,642.18
  5. Step 5: Solve for x
    x = 3,330,197,268,642.18/2,712,333.90
  6. Step 6: Final answer
    x = 1,227,797.68

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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.