Home / 2,566,745.70-3,853,903.37-1,431,725.50

Finding the Fourth Proportional to 2,566,745.70, 3,853,903.37 and 1,431,725.50

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Solution

The fourth proportional to 2,566,745.70, 3,853,903.37 and 1,431,725.50 is: 2,149,699.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,566,745.70 : 3,853,903.37 = 1,431,725.50 : x
  2. Step 2: Convert to fraction form
    2,566,745.70/3,853,903.37 = 1,431,725.50/x
  3. Step 3: Cross multiply
    2,566,745.70x = 3,853,903.37 × 1,431,725.50
  4. Step 4: Simplify right side
    2,566,745.70x = 5,517,731,729,364.94
  5. Step 5: Solve for x
    x = 5,517,731,729,364.94/2,566,745.70
  6. Step 6: Final answer
    x = 2,149,699.41

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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.