Home / 1,336,262.73-2,004,180.73-389,411.97

Finding the Fourth Proportional to 1,336,262.73, 2,004,180.73 and 389,411.97

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Solution

The fourth proportional to 1,336,262.73, 2,004,180.73 and 389,411.97 is: 584,055.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,262.73 : 2,004,180.73 = 389,411.97 : x
  2. Step 2: Convert to fraction form
    1,336,262.73/2,004,180.73 = 389,411.97/x
  3. Step 3: Cross multiply
    1,336,262.73x = 2,004,180.73 × 389,411.97
  4. Step 4: Simplify right side
    1,336,262.73x = 780,451,966,305.34
  5. Step 5: Solve for x
    x = 780,451,966,305.34/1,336,262.73
  6. Step 6: Final answer
    x = 584,055.78

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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.