Home / 3,085,996.69-4,629,428.70-1,288,471.27

Finding the Fourth Proportional to 3,085,996.69, 4,629,428.70 and 1,288,471.27

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Solution

The fourth proportional to 3,085,996.69, 4,629,428.70 and 1,288,471.27 is: 1,932,887.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085,996.69 : 4,629,428.70 = 1,288,471.27 : x
  2. Step 2: Convert to fraction form
    3,085,996.69/4,629,428.70 = 1,288,471.27/x
  3. Step 3: Cross multiply
    3,085,996.69x = 4,629,428.70 × 1,288,471.27
  4. Step 4: Simplify right side
    3,085,996.69x = 5,964,885,876,463.45
  5. Step 5: Solve for x
    x = 5,964,885,876,463.45/3,085,996.69
  6. Step 6: Final answer
    x = 1,932,887.97

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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.