Home / 3,107,480.56-4,288,538.78-1,883,837.66

Finding the Fourth Proportional to 3,107,480.56, 4,288,538.78 and 1,883,837.66

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Solution

The fourth proportional to 3,107,480.56, 4,288,538.78 and 1,883,837.66 is: 2,599,826.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107,480.56 : 4,288,538.78 = 1,883,837.66 : x
  2. Step 2: Convert to fraction form
    3,107,480.56/4,288,538.78 = 1,883,837.66/x
  3. Step 3: Cross multiply
    3,107,480.56x = 4,288,538.78 × 1,883,837.66
  4. Step 4: Simplify right side
    3,107,480.56x = 8,078,910,860,134.46
  5. Step 5: Solve for x
    x = 8,078,910,860,134.46/3,107,480.56
  6. Step 6: Final answer
    x = 2,599,826.68

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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.