Home / 1,585,868.44-2,188,500.61-860,716.17

Finding the Fourth Proportional to 1,585,868.44, 2,188,500.61 and 860,716.17

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Solution

The fourth proportional to 1,585,868.44, 2,188,500.61 and 860,716.17 is: 1,187,789.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,868.44 : 2,188,500.61 = 860,716.17 : x
  2. Step 2: Convert to fraction form
    1,585,868.44/2,188,500.61 = 860,716.17/x
  3. Step 3: Cross multiply
    1,585,868.44x = 2,188,500.61 × 860,716.17
  4. Step 4: Simplify right side
    1,585,868.44x = 1,883,677,863,081.86
  5. Step 5: Solve for x
    x = 1,883,677,863,081.86/1,585,868.44
  6. Step 6: Final answer
    x = 1,187,789.49

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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.