Home / 1,586,003.64-2,188,687.24-860,851.51

Finding the Fourth Proportional to 1,586,003.64, 2,188,687.24 and 860,851.51

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Solution

The fourth proportional to 1,586,003.64, 2,188,687.24 and 860,851.51 is: 1,187,976.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,003.64 : 2,188,687.24 = 860,851.51 : x
  2. Step 2: Convert to fraction form
    1,586,003.64/2,188,687.24 = 860,851.51/x
  3. Step 3: Cross multiply
    1,586,003.64x = 2,188,687.24 × 860,851.51
  4. Step 4: Simplify right side
    1,586,003.64x = 1,884,134,715,471.73
  5. Step 5: Solve for x
    x = 1,884,134,715,471.73/1,586,003.64
  6. Step 6: Final answer
    x = 1,187,976.29

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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.