Home / 2,856,963.60-3,942,658.16-1,567,923.92

Finding the Fourth Proportional to 2,856,963.60, 3,942,658.16 and 1,567,923.92

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Solution

The fourth proportional to 2,856,963.60, 3,942,658.16 and 1,567,923.92 is: 2,163,761.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,963.60 : 3,942,658.16 = 1,567,923.92 : x
  2. Step 2: Convert to fraction form
    2,856,963.60/3,942,658.16 = 1,567,923.92/x
  3. Step 3: Cross multiply
    2,856,963.60x = 3,942,658.16 × 1,567,923.92
  4. Step 4: Simplify right side
    2,856,963.60x = 6,181,788,037,447.19
  5. Step 5: Solve for x
    x = 6,181,788,037,447.19/2,856,963.60
  6. Step 6: Final answer
    x = 2,163,761.57

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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.