Home / 1,585,749.25-2,188,335.11-860,596.78

Finding the Fourth Proportional to 1,585,749.25, 2,188,335.11 and 860,596.78

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Solution

The fourth proportional to 1,585,749.25, 2,188,335.11 and 860,596.78 is: 1,187,624.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,749.25 : 2,188,335.11 = 860,596.78 : x
  2. Step 2: Convert to fraction form
    1,585,749.25/2,188,335.11 = 860,596.78/x
  3. Step 3: Cross multiply
    1,585,749.25x = 2,188,335.11 × 860,596.78
  4. Step 4: Simplify right side
    1,585,749.25x = 1,883,274,149,226.95
  5. Step 5: Solve for x
    x = 1,883,274,149,226.95/1,585,749.25
  6. Step 6: Final answer
    x = 1,187,624.18

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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.