Home / 2,869,489.58-3,960,326.12-2,180,026.89

Finding the Fourth Proportional to 2,869,489.58, 3,960,326.12 and 2,180,026.89

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Solution

The fourth proportional to 2,869,489.58, 3,960,326.12 and 2,180,026.89 is: 3,008,764.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869,489.58 : 3,960,326.12 = 2,180,026.89 : x
  2. Step 2: Convert to fraction form
    2,869,489.58/3,960,326.12 = 2,180,026.89/x
  3. Step 3: Cross multiply
    2,869,489.58x = 3,960,326.12 × 2,180,026.89
  4. Step 4: Simplify right side
    2,869,489.58x = 8,633,617,440,219.44
  5. Step 5: Solve for x
    x = 8,633,617,440,219.44/2,869,489.58
  6. Step 6: Final answer
    x = 3,008,764.18

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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.