Home / 1,442,460.52-1,992,631.62-1,313,183.08

Finding the Fourth Proportional to 1,442,460.52, 1,992,631.62 and 1,313,183.08

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Solution

The fourth proportional to 1,442,460.52, 1,992,631.62 and 1,313,183.08 is: 1,814,046.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,460.52 : 1,992,631.62 = 1,313,183.08 : x
  2. Step 2: Convert to fraction form
    1,442,460.52/1,992,631.62 = 1,313,183.08/x
  3. Step 3: Cross multiply
    1,442,460.52x = 1,992,631.62 × 1,313,183.08
  4. Step 4: Simplify right side
    1,442,460.52x = 2,616,690,128,056.99
  5. Step 5: Solve for x
    x = 2,616,690,128,056.99/1,442,460.52
  6. Step 6: Final answer
    x = 1,814,046.27

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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.