Home / 1,686,734.25-2,530,059.35-789,180.27

Finding the Fourth Proportional to 1,686,734.25, 2,530,059.35 and 789,180.27

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Solution

The fourth proportional to 1,686,734.25, 2,530,059.35 and 789,180.27 is: 1,183,750.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,734.25 : 2,530,059.35 = 789,180.27 : x
  2. Step 2: Convert to fraction form
    1,686,734.25/2,530,059.35 = 789,180.27/x
  3. Step 3: Cross multiply
    1,686,734.25x = 2,530,059.35 × 789,180.27
  4. Step 4: Simplify right side
    1,686,734.25x = 1,996,672,917,003.12
  5. Step 5: Solve for x
    x = 1,996,672,917,003.12/1,686,734.25
  6. Step 6: Final answer
    x = 1,183,750.74

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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.