Home / 2,870,896.26-3,961,834.61-1,581,736.61

Finding the Fourth Proportional to 2,870,896.26, 3,961,834.61 and 1,581,736.61

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Solution

The fourth proportional to 2,870,896.26, 3,961,834.61 and 1,581,736.61 is: 2,182,795.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,870,896.26 : 3,961,834.61 = 1,581,736.61 : x
  2. Step 2: Convert to fraction form
    2,870,896.26/3,961,834.61 = 1,581,736.61/x
  3. Step 3: Cross multiply
    2,870,896.26x = 3,961,834.61 × 1,581,736.61
  4. Step 4: Simplify right side
    2,870,896.26x = 6,266,578,847,397.98
  5. Step 5: Solve for x
    x = 6,266,578,847,397.98/2,870,896.26
  6. Step 6: Final answer
    x = 2,182,795.29

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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.