Home / 1,616,601.12-2,229,983.52-1,011,939.36

Finding the Fourth Proportional to 1,616,601.12, 2,229,983.52 and 1,011,939.36

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Solution

The fourth proportional to 1,616,601.12, 2,229,983.52 and 1,011,939.36 is: 1,395,896.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,601.12 : 2,229,983.52 = 1,011,939.36 : x
  2. Step 2: Convert to fraction form
    1,616,601.12/2,229,983.52 = 1,011,939.36/x
  3. Step 3: Cross multiply
    1,616,601.12x = 2,229,983.52 × 1,011,939.36
  4. Step 4: Simplify right side
    1,616,601.12x = 2,256,608,096,039.35
  5. Step 5: Solve for x
    x = 2,256,608,096,039.35/1,616,601.12
  6. Step 6: Final answer
    x = 1,395,896.66

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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.