Home / 2,883,550.40-3,979,383.36-1,576,879.28

Finding the Fourth Proportional to 2,883,550.40, 3,979,383.36 and 1,576,879.28

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Solution

The fourth proportional to 2,883,550.40, 3,979,383.36 and 1,576,879.28 is: 2,176,139.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,883,550.40 : 3,979,383.36 = 1,576,879.28 : x
  2. Step 2: Convert to fraction form
    2,883,550.40/3,979,383.36 = 1,576,879.28/x
  3. Step 3: Cross multiply
    2,883,550.40x = 3,979,383.36 × 1,576,879.28
  4. Step 4: Simplify right side
    2,883,550.40x = 6,275,007,167,560.78
  5. Step 5: Solve for x
    x = 6,275,007,167,560.78/2,883,550.40
  6. Step 6: Final answer
    x = 2,176,139.24

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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.