Home / 1,783,983.28-2,461,898.20-968,186.78

Finding the Fourth Proportional to 1,783,983.28, 2,461,898.20 and 968,186.78

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Solution

The fourth proportional to 1,783,983.28, 2,461,898.20 and 968,186.78 is: 1,336,098.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,983.28 : 2,461,898.20 = 968,186.78 : x
  2. Step 2: Convert to fraction form
    1,783,983.28/2,461,898.20 = 968,186.78/x
  3. Step 3: Cross multiply
    1,783,983.28x = 2,461,898.20 × 968,186.78
  4. Step 4: Simplify right side
    1,783,983.28x = 2,383,577,290,945.80
  5. Step 5: Solve for x
    x = 2,383,577,290,945.80/1,783,983.28
  6. Step 6: Final answer
    x = 1,336,098.45

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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.