Home / 1,171,943.10-1,753,249.05-1,015,904.70

Finding the Fourth Proportional to 1,171,943.10, 1,753,249.05 and 1,015,904.70

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Solution

The fourth proportional to 1,171,943.10, 1,753,249.05 and 1,015,904.70 is: 1,519,812.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,943.10 : 1,753,249.05 = 1,015,904.70 : x
  2. Step 2: Convert to fraction form
    1,171,943.10/1,753,249.05 = 1,015,904.70/x
  3. Step 3: Cross multiply
    1,171,943.10x = 1,753,249.05 × 1,015,904.70
  4. Step 4: Simplify right side
    1,171,943.10x = 1,781,133,950,165.54
  5. Step 5: Solve for x
    x = 1,781,133,950,165.54/1,171,943.10
  6. Step 6: Final answer
    x = 1,519,812.65

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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.