Home / 1,713,874.75-2,365,224.30-978,892.90

Finding the Fourth Proportional to 1,713,874.75, 2,365,224.30 and 978,892.90

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Solution

The fourth proportional to 1,713,874.75, 2,365,224.30 and 978,892.90 is: 1,350,916.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,713,874.75 : 2,365,224.30 = 978,892.90 : x
  2. Step 2: Convert to fraction form
    1,713,874.75/2,365,224.30 = 978,892.90/x
  3. Step 3: Cross multiply
    1,713,874.75x = 2,365,224.30 × 978,892.90
  4. Step 4: Simplify right side
    1,713,874.75x = 2,315,301,274,177.47
  5. Step 5: Solve for x
    x = 2,315,301,274,177.47/1,713,874.75
  6. Step 6: Final answer
    x = 1,350,916.26

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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.