Home / 1,879,664.46-2,815,945.65-1,456,870.38

Finding the Fourth Proportional to 1,879,664.46, 2,815,945.65 and 1,456,870.38

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Solution

The fourth proportional to 1,879,664.46, 2,815,945.65 and 1,456,870.38 is: 2,182,553.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879,664.46 : 2,815,945.65 = 1,456,870.38 : x
  2. Step 2: Convert to fraction form
    1,879,664.46/2,815,945.65 = 1,456,870.38/x
  3. Step 3: Cross multiply
    1,879,664.46x = 2,815,945.65 × 1,456,870.38
  4. Step 4: Simplify right side
    1,879,664.46x = 4,102,467,809,174.85
  5. Step 5: Solve for x
    x = 4,102,467,809,174.85/1,879,664.46
  6. Step 6: Final answer
    x = 2,182,553.27

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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.