Home / 3,374,381.60-5,061,424.80-978,174.08

Finding the Fourth Proportional to 3,374,381.60, 5,061,424.80 and 978,174.08

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Solution

The fourth proportional to 3,374,381.60, 5,061,424.80 and 978,174.08 is: 1,467,218.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,374,381.60 : 5,061,424.80 = 978,174.08 : x
  2. Step 2: Convert to fraction form
    3,374,381.60/5,061,424.80 = 978,174.08/x
  3. Step 3: Cross multiply
    3,374,381.60x = 5,061,424.80 × 978,174.08
  4. Step 4: Simplify right side
    3,374,381.60x = 4,950,954,547,229.18
  5. Step 5: Solve for x
    x = 4,950,954,547,229.18/3,374,381.60
  6. Step 6: Final answer
    x = 1,467,218.33

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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.