Home / 3,222,282.60-4,834,115.10-978,647.40

Finding the Fourth Proportional to 3,222,282.60, 4,834,115.10 and 978,647.40

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Solution

The fourth proportional to 3,222,282.60, 4,834,115.10 and 978,647.40 is: 1,468,181.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222,282.60 : 4,834,115.10 = 978,647.40 : x
  2. Step 2: Convert to fraction form
    3,222,282.60/4,834,115.10 = 978,647.40/x
  3. Step 3: Cross multiply
    3,222,282.60x = 4,834,115.10 × 978,647.40
  4. Step 4: Simplify right side
    3,222,282.60x = 4,730,894,173,915.74
  5. Step 5: Solve for x
    x = 4,730,894,173,915.74/3,222,282.60
  6. Step 6: Final answer
    x = 1,468,181.03

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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.