Home / 2,892,126.66-4,338,205.41-870,356.73

Finding the Fourth Proportional to 2,892,126.66, 4,338,205.41 and 870,356.73

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Solution

The fourth proportional to 2,892,126.66, 4,338,205.41 and 870,356.73 is: 1,305,539.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,892,126.66 : 4,338,205.41 = 870,356.73 : x
  2. Step 2: Convert to fraction form
    2,892,126.66/4,338,205.41 = 870,356.73/x
  3. Step 3: Cross multiply
    2,892,126.66x = 4,338,205.41 × 870,356.73
  4. Step 4: Simplify right side
    2,892,126.66x = 3,775,786,274,715.91
  5. Step 5: Solve for x
    x = 3,775,786,274,715.91/2,892,126.66
  6. Step 6: Final answer
    x = 1,305,539.74

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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.