Home / 3,385,979.66-4,672,786.66-1,858,141.46

Finding the Fourth Proportional to 3,385,979.66, 4,672,786.66 and 1,858,141.46

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Solution

The fourth proportional to 3,385,979.66, 4,672,786.66 and 1,858,141.46 is: 2,564,309.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385,979.66 : 4,672,786.66 = 1,858,141.46 : x
  2. Step 2: Convert to fraction form
    3,385,979.66/4,672,786.66 = 1,858,141.46/x
  3. Step 3: Cross multiply
    3,385,979.66x = 4,672,786.66 × 1,858,141.46
  4. Step 4: Simplify right side
    3,385,979.66x = 8,682,698,626,680.92
  5. Step 5: Solve for x
    x = 8,682,698,626,680.92/3,385,979.66
  6. Step 6: Final answer
    x = 2,564,309.15

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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.