Home / 3,926,066.40-5,417,939.04-2,207,194.56

Finding the Fourth Proportional to 3,926,066.40, 5,417,939.04 and 2,207,194.56

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Solution

The fourth proportional to 3,926,066.40, 5,417,939.04 and 2,207,194.56 is: 3,045,910.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926,066.40 : 5,417,939.04 = 2,207,194.56 : x
  2. Step 2: Convert to fraction form
    3,926,066.40/5,417,939.04 = 2,207,194.56/x
  3. Step 3: Cross multiply
    3,926,066.40x = 5,417,939.04 × 2,207,194.56
  4. Step 4: Simplify right side
    3,926,066.40x = 11,958,445,575,499.62
  5. Step 5: Solve for x
    x = 11,958,445,575,499.62/3,926,066.40
  6. Step 6: Final answer
    x = 3,045,910.17

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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.