Home / 1,436,035.87-1,981,807.46-824,183.74

Finding the Fourth Proportional to 1,436,035.87, 1,981,807.46 and 824,183.74

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Solution

The fourth proportional to 1,436,035.87, 1,981,807.46 and 824,183.74 is: 1,137,418.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,035.87 : 1,981,807.46 = 824,183.74 : x
  2. Step 2: Convert to fraction form
    1,436,035.87/1,981,807.46 = 824,183.74/x
  3. Step 3: Cross multiply
    1,436,035.87x = 1,981,807.46 × 824,183.74
  4. Step 4: Simplify right side
    1,436,035.87x = 1,633,373,484,342.70
  5. Step 5: Solve for x
    x = 1,633,373,484,342.70/1,436,035.87
  6. Step 6: Final answer
    x = 1,137,418.30

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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.