Home / 1,622,372.38-2,433,372.66-424,410.32

Finding the Fourth Proportional to 1,622,372.38, 2,433,372.66 and 424,410.32

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Solution

The fourth proportional to 1,622,372.38, 2,433,372.66 and 424,410.32 is: 636,566.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,372.38 : 2,433,372.66 = 424,410.32 : x
  2. Step 2: Convert to fraction form
    1,622,372.38/2,433,372.66 = 424,410.32/x
  3. Step 3: Cross multiply
    1,622,372.38x = 2,433,372.66 × 424,410.32
  4. Step 4: Simplify right side
    1,622,372.38x = 1,032,748,469,309.85
  5. Step 5: Solve for x
    x = 1,032,748,469,309.85/1,622,372.38
  6. Step 6: Final answer
    x = 636,566.85

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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.