Home / 2,276,815.80-3,415,223.70-857,190.36

Finding the Fourth Proportional to 2,276,815.80, 3,415,223.70 and 857,190.36

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Solution

The fourth proportional to 2,276,815.80, 3,415,223.70 and 857,190.36 is: 1,285,785.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276,815.80 : 3,415,223.70 = 857,190.36 : x
  2. Step 2: Convert to fraction form
    2,276,815.80/3,415,223.70 = 857,190.36/x
  3. Step 3: Cross multiply
    2,276,815.80x = 3,415,223.70 × 857,190.36
  4. Step 4: Simplify right side
    2,276,815.80x = 2,927,496,832,883.53
  5. Step 5: Solve for x
    x = 2,927,496,832,883.53/2,276,815.80
  6. Step 6: Final answer
    x = 1,285,785.54

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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.