Home / 3,374,797.78-5,061,153.57-978,818.50

Finding the Fourth Proportional to 3,374,797.78, 5,061,153.57 and 978,818.50

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Solution

The fourth proportional to 3,374,797.78, 5,061,153.57 and 978,818.50 is: 1,467,925.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,374,797.78 : 5,061,153.57 = 978,818.50 : x
  2. Step 2: Convert to fraction form
    3,374,797.78/5,061,153.57 = 978,818.50/x
  3. Step 3: Cross multiply
    3,374,797.78x = 5,061,153.57 × 978,818.50
  4. Step 4: Simplify right side
    3,374,797.78x = 4,953,950,745,657.05
  5. Step 5: Solve for x
    x = 4,953,950,745,657.05/3,374,797.78
  6. Step 6: Final answer
    x = 1,467,925.21

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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.