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Finding the Third Proportional to 874,998 and 1,370,826

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Solution

The third proportional to 874,998 and 1,370,826 is: 2,147,620.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,998 : 1,370,826 = 1,370,826 : x
  2. Step 2: Convert to fraction form
    874,998/1,370,826 = 1,370,826/x
  3. Step 3: Cross multiply
    874,998x = 1,370,826 × 1,370,826
  4. Step 4: Simplify right side
    874,998x = 1,879,163,922,276
  5. Step 5: Solve for x
    x = 1,879,163,922,276/874,998
  6. Step 6: Final answer
    x = 2,147,620.82

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.