Home / 3,936,922.47-5,432,953.08-2,126,086.47

Finding the Fourth Proportional to 3,936,922.47, 5,432,953.08 and 2,126,086.47

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Solution

The fourth proportional to 3,936,922.47, 5,432,953.08 and 2,126,086.47 is: 2,933,999.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936,922.47 : 5,432,953.08 = 2,126,086.47 : x
  2. Step 2: Convert to fraction form
    3,936,922.47/5,432,953.08 = 2,126,086.47/x
  3. Step 3: Cross multiply
    3,936,922.47x = 5,432,953.08 × 2,126,086.47
  4. Step 4: Simplify right side
    3,936,922.47x = 11,550,928,035,532.83
  5. Step 5: Solve for x
    x = 11,550,928,035,532.83/3,936,922.47
  6. Step 6: Final answer
    x = 2,933,999.37

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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.