Home / 1,586,003.74-2,188,687.37-860,851.61

Finding the Fourth Proportional to 1,586,003.74, 2,188,687.37 and 860,851.61

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Solution

The fourth proportional to 1,586,003.74, 2,188,687.37 and 860,851.61 is: 1,187,976.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,003.74 : 2,188,687.37 = 860,851.61 : x
  2. Step 2: Convert to fraction form
    1,586,003.74/2,188,687.37 = 860,851.61/x
  3. Step 3: Cross multiply
    1,586,003.74x = 2,188,687.37 × 860,851.61
  4. Step 4: Simplify right side
    1,586,003.74x = 1,884,135,037,459.86
  5. Step 5: Solve for x
    x = 1,884,135,037,459.86/1,586,003.74
  6. Step 6: Final answer
    x = 1,187,976.42

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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.