Home / 3,847,014.47-5,308,723.09-2,215,483.31

Finding the Fourth Proportional to 3,847,014.47, 5,308,723.09 and 2,215,483.31

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Solution

The fourth proportional to 3,847,014.47, 5,308,723.09 and 2,215,483.31 is: 3,057,276.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847,014.47 : 5,308,723.09 = 2,215,483.31 : x
  2. Step 2: Convert to fraction form
    3,847,014.47/5,308,723.09 = 2,215,483.31/x
  3. Step 3: Cross multiply
    3,847,014.47x = 5,308,723.09 × 2,215,483.31
  4. Step 4: Simplify right side
    3,847,014.47x = 11,761,387,419,347.79
  5. Step 5: Solve for x
    x = 11,761,387,419,347.79/3,847,014.47
  6. Step 6: Final answer
    x = 3,057,276.62

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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.