Home / 2,628,222.90-3,627,723.30-1,540,729.86

Finding the Fourth Proportional to 2,628,222.90, 3,627,723.30 and 1,540,729.86

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Solution

The fourth proportional to 2,628,222.90, 3,627,723.30 and 1,540,729.86 is: 2,126,661.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628,222.90 : 3,627,723.30 = 1,540,729.86 : x
  2. Step 2: Convert to fraction form
    2,628,222.90/3,627,723.30 = 1,540,729.86/x
  3. Step 3: Cross multiply
    2,628,222.90x = 3,627,723.30 × 1,540,729.86
  4. Step 4: Simplify right side
    2,628,222.90x = 5,589,341,612,127.74
  5. Step 5: Solve for x
    x = 5,589,341,612,127.74/2,628,222.90
  6. Step 6: Final answer
    x = 2,126,661.94

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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.