Home / 3,926,837.20-5,890,255.80-2,219,227.60

Finding the Fourth Proportional to 3,926,837.20, 5,890,255.80 and 2,219,227.60

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Solution

The fourth proportional to 3,926,837.20, 5,890,255.80 and 2,219,227.60 is: 3,328,841.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926,837.20 : 5,890,255.80 = 2,219,227.60 : x
  2. Step 2: Convert to fraction form
    3,926,837.20/5,890,255.80 = 2,219,227.60/x
  3. Step 3: Cross multiply
    3,926,837.20x = 5,890,255.80 × 2,219,227.60
  4. Step 4: Simplify right side
    3,926,837.20x = 13,071,818,242,420.08
  5. Step 5: Solve for x
    x = 13,071,818,242,420.08/3,926,837.20
  6. Step 6: Final answer
    x = 3,328,841.40

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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.