Home / 2,712,334.40-4,067,023.35-818,829.80

Finding the Fourth Proportional to 2,712,334.40, 4,067,023.35 and 818,829.80

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Solution

The fourth proportional to 2,712,334.40, 4,067,023.35 and 818,829.80 is: 1,227,798.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712,334.40 : 4,067,023.35 = 818,829.80 : x
  2. Step 2: Convert to fraction form
    2,712,334.40/4,067,023.35 = 818,829.80/x
  3. Step 3: Cross multiply
    2,712,334.40x = 4,067,023.35 × 818,829.80
  4. Step 4: Simplify right side
    2,712,334.40x = 3,330,199,916,275.83
  5. Step 5: Solve for x
    x = 3,330,199,916,275.83/2,712,334.40
  6. Step 6: Final answer
    x = 1,227,798.43

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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.