Home / 2,808,045.15-4,212,067.73-914,761.95

Finding the Fourth Proportional to 2,808,045.15, 4,212,067.73 and 914,761.95

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Solution

The fourth proportional to 2,808,045.15, 4,212,067.73 and 914,761.95 is: 1,372,142.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,045.15 : 4,212,067.73 = 914,761.95 : x
  2. Step 2: Convert to fraction form
    2,808,045.15/4,212,067.73 = 914,761.95/x
  3. Step 3: Cross multiply
    2,808,045.15x = 4,212,067.73 × 914,761.95
  4. Step 4: Simplify right side
    2,808,045.15x = 3,853,039,285,653.06
  5. Step 5: Solve for x
    x = 3,853,039,285,653.06/2,808,045.15
  6. Step 6: Final answer
    x = 1,372,142.93

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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.