Home / 3,208,077.36-4,811,741.46-1,288,910.88

Finding the Fourth Proportional to 3,208,077.36, 4,811,741.46 and 1,288,910.88

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Solution

The fourth proportional to 3,208,077.36, 4,811,741.46 and 1,288,910.88 is: 1,933,215.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208,077.36 : 4,811,741.46 = 1,288,910.88 : x
  2. Step 2: Convert to fraction form
    3,208,077.36/4,811,741.46 = 1,288,910.88/x
  3. Step 3: Cross multiply
    3,208,077.36x = 4,811,741.46 × 1,288,910.88
  4. Step 4: Simplify right side
    3,208,077.36x = 6,201,905,919,541.08
  5. Step 5: Solve for x
    x = 6,201,905,919,541.08/3,208,077.36
  6. Step 6: Final answer
    x = 1,933,215.82

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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.