Home / 3,926,853.20-5,890,279.80-2,219,243.60

Finding the Fourth Proportional to 3,926,853.20, 5,890,279.80 and 2,219,243.60

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Solution

The fourth proportional to 3,926,853.20, 5,890,279.80 and 2,219,243.60 is: 3,328,865.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,926,853.20 : 5,890,279.80 = 2,219,243.60 : x
  2. Step 2: Convert to fraction form
    3,926,853.20/5,890,279.80 = 2,219,243.60/x
  3. Step 3: Cross multiply
    3,926,853.20x = 5,890,279.80 × 2,219,243.60
  4. Step 4: Simplify right side
    3,926,853.20x = 13,071,965,748,359.28
  5. Step 5: Solve for x
    x = 13,071,965,748,359.28/3,926,853.20
  6. Step 6: Final answer
    x = 3,328,865.40

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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.