Home / 1,045,025.42-1,442,441.25-682,505.60

Finding the Fourth Proportional to 1,045,025.42, 1,442,441.25 and 682,505.60

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Solution

The fourth proportional to 1,045,025.42, 1,442,441.25 and 682,505.60 is: 942,057.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,025.42 : 1,442,441.25 = 682,505.60 : x
  2. Step 2: Convert to fraction form
    1,045,025.42/1,442,441.25 = 682,505.60/x
  3. Step 3: Cross multiply
    1,045,025.42x = 1,442,441.25 × 682,505.60
  4. Step 4: Simplify right side
    1,045,025.42x = 984,474,223,583.79
  5. Step 5: Solve for x
    x = 984,474,223,583.79/1,045,025.42
  6. Step 6: Final answer
    x = 942,057.69

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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.