Home / 1,086,611.75-1,499,449.16-603,138.83

Finding the Fourth Proportional to 1,086,611.75, 1,499,449.16 and 603,138.83

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Solution

The fourth proportional to 1,086,611.75, 1,499,449.16 and 603,138.83 is: 832,289.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,611.75 : 1,499,449.16 = 603,138.83 : x
  2. Step 2: Convert to fraction form
    1,086,611.75/1,499,449.16 = 603,138.83/x
  3. Step 3: Cross multiply
    1,086,611.75x = 1,499,449.16 × 603,138.83
  4. Step 4: Simplify right side
    1,086,611.75x = 904,376,014,428.30
  5. Step 5: Solve for x
    x = 904,376,014,428.30/1,086,611.75
  6. Step 6: Final answer
    x = 832,289.93

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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.