Home / 3,788,449.26-5,684,915.88-1,393,975.40

Finding the Fourth Proportional to 3,788,449.26, 5,684,915.88 and 1,393,975.40

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Solution

The fourth proportional to 3,788,449.26, 5,684,915.88 and 1,393,975.40 is: 2,091,788.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,788,449.26 : 5,684,915.88 = 1,393,975.40 : x
  2. Step 2: Convert to fraction form
    3,788,449.26/5,684,915.88 = 1,393,975.40/x
  3. Step 3: Cross multiply
    3,788,449.26x = 5,684,915.88 × 1,393,975.40
  4. Step 4: Simplify right side
    3,788,449.26x = 7,924,632,887,789.35
  5. Step 5: Solve for x
    x = 7,924,632,887,789.35/3,788,449.26
  6. Step 6: Final answer
    x = 2,091,788.05

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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.