Home / 2,856,759.88-3,942,317.82-1,567,621.84

Finding the Fourth Proportional to 2,856,759.88, 3,942,317.82 and 1,567,621.84

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Solution

The fourth proportional to 2,856,759.88, 3,942,317.82 and 1,567,621.84 is: 2,163,312.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,759.88 : 3,942,317.82 = 1,567,621.84 : x
  2. Step 2: Convert to fraction form
    2,856,759.88/3,942,317.82 = 1,567,621.84/x
  3. Step 3: Cross multiply
    2,856,759.88x = 3,942,317.82 × 1,567,621.84
  4. Step 4: Simplify right side
    2,856,759.88x = 6,180,063,514,853.19
  5. Step 5: Solve for x
    x = 6,180,063,514,853.19/2,856,759.88
  6. Step 6: Final answer
    x = 2,163,312.20

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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.