Home / 2,140,073.22-3,209,176.62-809,444.10

Finding the Fourth Proportional to 2,140,073.22, 3,209,176.62 and 809,444.10

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Solution

The fourth proportional to 2,140,073.22, 3,209,176.62 and 809,444.10 is: 1,213,813.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,140,073.22 : 3,209,176.62 = 809,444.10 : x
  2. Step 2: Convert to fraction form
    2,140,073.22/3,209,176.62 = 809,444.10/x
  3. Step 3: Cross multiply
    2,140,073.22x = 3,209,176.62 × 809,444.10
  4. Step 4: Simplify right side
    2,140,073.22x = 2,597,649,080,916.94
  5. Step 5: Solve for x
    x = 2,597,649,080,916.94/2,140,073.22
  6. Step 6: Final answer
    x = 1,213,813.18

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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.