Home / 1,172,043.54-1,753,269.29-885,604.86

Finding the Fourth Proportional to 1,172,043.54, 1,753,269.29 and 885,604.86

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Solution

The fourth proportional to 1,172,043.54, 1,753,269.29 and 885,604.86 is: 1,324,783.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,043.54 : 1,753,269.29 = 885,604.86 : x
  2. Step 2: Convert to fraction form
    1,172,043.54/1,753,269.29 = 885,604.86/x
  3. Step 3: Cross multiply
    1,172,043.54x = 1,753,269.29 × 885,604.86
  4. Step 4: Simplify right side
    1,172,043.54x = 1,552,703,804,112.75
  5. Step 5: Solve for x
    x = 1,552,703,804,112.75/1,172,043.54
  6. Step 6: Final answer
    x = 1,324,783.38

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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.