Home / 1,783,901.76-2,461,791.06-968,105.40

Finding the Fourth Proportional to 1,783,901.76, 2,461,791.06 and 968,105.40

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Solution

The fourth proportional to 1,783,901.76, 2,461,791.06 and 968,105.40 is: 1,335,989.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,901.76 : 2,461,791.06 = 968,105.40 : x
  2. Step 2: Convert to fraction form
    1,783,901.76/2,461,791.06 = 968,105.40/x
  3. Step 3: Cross multiply
    1,783,901.76x = 2,461,791.06 × 968,105.40
  4. Step 4: Simplify right side
    1,783,901.76x = 2,383,273,218,857.72
  5. Step 5: Solve for x
    x = 2,383,273,218,857.72/1,783,901.76
  6. Step 6: Final answer
    x = 1,335,989.05

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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.