Home / 2,201,216.43-3,038,114.34-1,427,805.75

Finding the Fourth Proportional to 2,201,216.43, 3,038,114.34 and 1,427,805.75

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Solution

The fourth proportional to 2,201,216.43, 3,038,114.34 and 1,427,805.75 is: 1,970,654.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201,216.43 : 3,038,114.34 = 1,427,805.75 : x
  2. Step 2: Convert to fraction form
    2,201,216.43/3,038,114.34 = 1,427,805.75/x
  3. Step 3: Cross multiply
    2,201,216.43x = 3,038,114.34 × 1,427,805.75
  4. Step 4: Simplify right side
    2,201,216.43x = 4,337,837,123,809.45
  5. Step 5: Solve for x
    x = 4,337,837,123,809.45/2,201,216.43
  6. Step 6: Final answer
    x = 1,970,654.53

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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.