Home / 1,522,542.11-2,100,938.60-843,308.51

Finding the Fourth Proportional to 1,522,542.11, 2,100,938.60 and 843,308.51

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Solution

The fourth proportional to 1,522,542.11, 2,100,938.60 and 843,308.51 is: 1,163,671.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,542.11 : 2,100,938.60 = 843,308.51 : x
  2. Step 2: Convert to fraction form
    1,522,542.11/2,100,938.60 = 843,308.51/x
  3. Step 3: Cross multiply
    1,522,542.11x = 2,100,938.60 × 843,308.51
  4. Step 4: Simplify right side
    1,522,542.11x = 1,771,739,396,150.94
  5. Step 5: Solve for x
    x = 1,771,739,396,150.94/1,522,542.11
  6. Step 6: Final answer
    x = 1,163,671.85

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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.