Home / 2,126,118.18-3,190,671.69-1,922,842.02

Finding the Fourth Proportional to 2,126,118.18, 3,190,671.69 and 1,922,842.02

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Solution

The fourth proportional to 2,126,118.18, 3,190,671.69 and 1,922,842.02 is: 2,885,614.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,118.18 : 3,190,671.69 = 1,922,842.02 : x
  2. Step 2: Convert to fraction form
    2,126,118.18/3,190,671.69 = 1,922,842.02/x
  3. Step 3: Cross multiply
    2,126,118.18x = 3,190,671.69 × 1,922,842.02
  4. Step 4: Simplify right side
    2,126,118.18x = 6,135,157,597,556.41
  5. Step 5: Solve for x
    x = 6,135,157,597,556.41/2,126,118.18
  6. Step 6: Final answer
    x = 2,885,614.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.