Home / 4,123,187.92-5,689,993.80-2,312,336.08

Finding the Fourth Proportional to 4,123,187.92, 5,689,993.80 and 2,312,336.08

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Solution

The fourth proportional to 4,123,187.92, 5,689,993.80 and 2,312,336.08 is: 3,191,020.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123,187.92 : 5,689,993.80 = 2,312,336.08 : x
  2. Step 2: Convert to fraction form
    4,123,187.92/5,689,993.80 = 2,312,336.08/x
  3. Step 3: Cross multiply
    4,123,187.92x = 5,689,993.80 × 2,312,336.08
  4. Step 4: Simplify right side
    4,123,187.92x = 13,157,177,958,716.30
  5. Step 5: Solve for x
    x = 13,157,177,958,716.30/4,123,187.92
  6. Step 6: Final answer
    x = 3,191,020.69

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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.