Home / 4,904,705.43-6,764,659.10-3,186,379.59

Finding the Fourth Proportional to 4,904,705.43, 6,764,659.10 and 3,186,379.59

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Solution

The fourth proportional to 4,904,705.43, 6,764,659.10 and 3,186,379.59 is: 4,394,712.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,904,705.43 : 6,764,659.10 = 3,186,379.59 : x
  2. Step 2: Convert to fraction form
    4,904,705.43/6,764,659.10 = 3,186,379.59/x
  3. Step 3: Cross multiply
    4,904,705.43x = 6,764,659.10 × 3,186,379.59
  4. Step 4: Simplify right side
    4,904,705.43x = 21,554,771,673,615.87
  5. Step 5: Solve for x
    x = 21,554,771,673,615.87/4,904,705.43
  6. Step 6: Final answer
    x = 4,394,712.79

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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.