Home / 1,343,135.70-1,853,595.33-762,399.54

Finding the Fourth Proportional to 1,343,135.70, 1,853,595.33 and 762,399.54

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Solution

The fourth proportional to 1,343,135.70, 1,853,595.33 and 762,399.54 is: 1,052,150.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,135.70 : 1,853,595.33 = 762,399.54 : x
  2. Step 2: Convert to fraction form
    1,343,135.70/1,853,595.33 = 762,399.54/x
  3. Step 3: Cross multiply
    1,343,135.70x = 1,853,595.33 × 762,399.54
  4. Step 4: Simplify right side
    1,343,135.70x = 1,413,180,226,938.15
  5. Step 5: Solve for x
    x = 1,413,180,226,938.15/1,343,135.70
  6. Step 6: Final answer
    x = 1,052,150.00

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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.