Home / 1,581,906.02-2,183,029.52-856,753.65

Finding the Fourth Proportional to 1,581,906.02, 2,183,029.52 and 856,753.65

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Solution

The fourth proportional to 1,581,906.02, 2,183,029.52 and 856,753.65 is: 1,182,319.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,906.02 : 2,183,029.52 = 856,753.65 : x
  2. Step 2: Convert to fraction form
    1,581,906.02/2,183,029.52 = 856,753.65/x
  3. Step 3: Cross multiply
    1,581,906.02x = 2,183,029.52 × 856,753.65
  4. Step 4: Simplify right side
    1,581,906.02x = 1,870,318,505,033.98
  5. Step 5: Solve for x
    x = 1,870,318,505,033.98/1,581,906.02
  6. Step 6: Final answer
    x = 1,182,319.61

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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.