Home / 3,609,890.20-5,413,523.10-1,812,176.20

Finding the Fourth Proportional to 3,609,890.20, 5,413,523.10 and 1,812,176.20

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Solution

The fourth proportional to 3,609,890.20, 5,413,523.10 and 1,812,176.20 is: 2,717,605.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609,890.20 : 5,413,523.10 = 1,812,176.20 : x
  2. Step 2: Convert to fraction form
    3,609,890.20/5,413,523.10 = 1,812,176.20/x
  3. Step 3: Cross multiply
    3,609,890.20x = 5,413,523.10 × 1,812,176.20
  4. Step 4: Simplify right side
    3,609,890.20x = 9,810,257,719,970.22
  5. Step 5: Solve for x
    x = 9,810,257,719,970.22/3,609,890.20
  6. Step 6: Final answer
    x = 2,717,605.57

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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.