Home / 2,869,848.83-3,960,671.31-2,143,435.97

Finding the Fourth Proportional to 2,869,848.83, 3,960,671.31 and 2,143,435.97

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Solution

The fourth proportional to 2,869,848.83, 3,960,671.31 and 2,143,435.97 is: 2,958,150.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869,848.83 : 3,960,671.31 = 2,143,435.97 : x
  2. Step 2: Convert to fraction form
    2,869,848.83/3,960,671.31 = 2,143,435.97/x
  3. Step 3: Cross multiply
    2,869,848.83x = 3,960,671.31 × 2,143,435.97
  4. Step 4: Simplify right side
    2,869,848.83x = 8,489,445,331,397.66
  5. Step 5: Solve for x
    x = 8,489,445,331,397.66/2,869,848.83
  6. Step 6: Final answer
    x = 2,958,150.71

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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.