Home / 1,126,935.48-1,690,046-368,601.60

Finding the Fourth Proportional to 1,126,935.48, 1,690,046 and 368,601.60

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Solution

The fourth proportional to 1,126,935.48, 1,690,046 and 368,601.60 is: 552,785.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,935.48 : 1,690,046 = 368,601.60 : x
  2. Step 2: Convert to fraction form
    1,126,935.48/1,690,046 = 368,601.60/x
  3. Step 3: Cross multiply
    1,126,935.48x = 1,690,046 × 368,601.60
  4. Step 4: Simplify right side
    1,126,935.48x = 622,953,659,673.60
  5. Step 5: Solve for x
    x = 622,953,659,673.60/1,126,935.48
  6. Step 6: Final answer
    x = 552,785.56

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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.