Home / 1,702,390.38-2,349,273.03-938,427.42

Finding the Fourth Proportional to 1,702,390.38, 2,349,273.03 and 938,427.42

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Solution

The fourth proportional to 1,702,390.38, 2,349,273.03 and 938,427.42 is: 1,295,015.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,702,390.38 : 2,349,273.03 = 938,427.42 : x
  2. Step 2: Convert to fraction form
    1,702,390.38/2,349,273.03 = 938,427.42/x
  3. Step 3: Cross multiply
    1,702,390.38x = 2,349,273.03 × 938,427.42
  4. Step 4: Simplify right side
    1,702,390.38x = 2,204,622,228,418.48
  5. Step 5: Solve for x
    x = 2,204,622,228,418.48/1,702,390.38
  6. Step 6: Final answer
    x = 1,295,015.68

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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.