Home / 1,692,793.62-2,539,161.03-681,889.74

Finding the Fourth Proportional to 1,692,793.62, 2,539,161.03 and 681,889.74

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Solution

The fourth proportional to 1,692,793.62, 2,539,161.03 and 681,889.74 is: 1,022,822.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,793.62 : 2,539,161.03 = 681,889.74 : x
  2. Step 2: Convert to fraction form
    1,692,793.62/2,539,161.03 = 681,889.74/x
  3. Step 3: Cross multiply
    1,692,793.62x = 2,539,161.03 × 681,889.74
  4. Step 4: Simplify right side
    1,692,793.62x = 1,731,427,842,485.89
  5. Step 5: Solve for x
    x = 1,731,427,842,485.89/1,692,793.62
  6. Step 6: Final answer
    x = 1,022,822.76

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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.