Home / 2,863,439.12-3,951,573-1,574,288.48

Finding the Fourth Proportional to 2,863,439.12, 3,951,573 and 1,574,288.48

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Solution

The fourth proportional to 2,863,439.12, 3,951,573 and 1,574,288.48 is: 2,172,532.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,863,439.12 : 3,951,573 = 1,574,288.48 : x
  2. Step 2: Convert to fraction form
    2,863,439.12/3,951,573 = 1,574,288.48/x
  3. Step 3: Cross multiply
    2,863,439.12x = 3,951,573 × 1,574,288.48
  4. Step 4: Simplify right side
    2,863,439.12x = 6,220,915,851,779.04
  5. Step 5: Solve for x
    x = 6,220,915,851,779.04/2,863,439.12
  6. Step 6: Final answer
    x = 2,172,532.95

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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.