Home / 2,928,779.74-4,396,275.15-2,593,993.78

Finding the Fourth Proportional to 2,928,779.74, 4,396,275.15 and 2,593,993.78

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Solution

The fourth proportional to 2,928,779.74, 4,396,275.15 and 2,593,993.78 is: 3,893,741.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928,779.74 : 4,396,275.15 = 2,593,993.78 : x
  2. Step 2: Convert to fraction form
    2,928,779.74/4,396,275.15 = 2,593,993.78/x
  3. Step 3: Cross multiply
    2,928,779.74x = 4,396,275.15 × 2,593,993.78
  4. Step 4: Simplify right side
    2,928,779.74x = 11,403,910,404,627.65
  5. Step 5: Solve for x
    x = 11,403,910,404,627.65/2,928,779.74
  6. Step 6: Final answer
    x = 3,893,741.22

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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.