Home / 1,642,105.77-2,267,172.26-1,469,724.81

Finding the Fourth Proportional to 1,642,105.77, 2,267,172.26 and 1,469,724.81

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Solution

The fourth proportional to 1,642,105.77, 2,267,172.26 and 1,469,724.81 is: 2,029,174.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,105.77 : 2,267,172.26 = 1,469,724.81 : x
  2. Step 2: Convert to fraction form
    1,642,105.77/2,267,172.26 = 1,469,724.81/x
  3. Step 3: Cross multiply
    1,642,105.77x = 2,267,172.26 × 1,469,724.81
  4. Step 4: Simplify right side
    1,642,105.77x = 3,332,119,311,717.15
  5. Step 5: Solve for x
    x = 3,332,119,311,717.15/1,642,105.77
  6. Step 6: Final answer
    x = 2,029,174.60

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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.