Home / 1,692,793.50-2,539,160.84-681,889.61

Finding the Fourth Proportional to 1,692,793.50, 2,539,160.84 and 681,889.61

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Solution

The fourth proportional to 1,692,793.50, 2,539,160.84 and 681,889.61 is: 1,022,822.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,793.50 : 2,539,160.84 = 681,889.61 : x
  2. Step 2: Convert to fraction form
    1,692,793.50/2,539,160.84 = 681,889.61/x
  3. Step 3: Cross multiply
    1,692,793.50x = 2,539,160.84 × 681,889.61
  4. Step 4: Simplify right side
    1,692,793.50x = 1,731,427,394,914.87
  5. Step 5: Solve for x
    x = 1,731,427,394,914.87/1,692,793.50
  6. Step 6: Final answer
    x = 1,022,822.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.