Home / 3,465,651.88-4,780,678.82-2,015,187.56

Finding the Fourth Proportional to 3,465,651.88, 4,780,678.82 and 2,015,187.56

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Solution

The fourth proportional to 3,465,651.88, 4,780,678.82 and 2,015,187.56 is: 2,779,841.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465,651.88 : 4,780,678.82 = 2,015,187.56 : x
  2. Step 2: Convert to fraction form
    3,465,651.88/4,780,678.82 = 2,015,187.56/x
  3. Step 3: Cross multiply
    3,465,651.88x = 4,780,678.82 × 2,015,187.56
  4. Step 4: Simplify right side
    3,465,651.88x = 9,633,964,486,419.48
  5. Step 5: Solve for x
    x = 9,633,964,486,419.48/3,465,651.88
  6. Step 6: Final answer
    x = 2,779,841.95

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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.