Home / 3,479,215.80-4,801,479.36-2,173,241.04

Finding the Fourth Proportional to 3,479,215.80, 4,801,479.36 and 2,173,241.04

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Solution

The fourth proportional to 3,479,215.80, 4,801,479.36 and 2,173,241.04 is: 2,999,173.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479,215.80 : 4,801,479.36 = 2,173,241.04 : x
  2. Step 2: Convert to fraction form
    3,479,215.80/4,801,479.36 = 2,173,241.04/x
  3. Step 3: Cross multiply
    3,479,215.80x = 4,801,479.36 × 2,173,241.04
  4. Step 4: Simplify right side
    3,479,215.80x = 10,434,771,997,864.94
  5. Step 5: Solve for x
    x = 10,434,771,997,864.94/3,479,215.80
  6. Step 6: Final answer
    x = 2,999,173.55

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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.