Home / 1,680,399.22-2,520,594.99-720,232.24

Finding the Fourth Proportional to 1,680,399.22, 2,520,594.99 and 720,232.24

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Solution

The fourth proportional to 1,680,399.22, 2,520,594.99 and 720,232.24 is: 1,080,346.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,399.22 : 2,520,594.99 = 720,232.24 : x
  2. Step 2: Convert to fraction form
    1,680,399.22/2,520,594.99 = 720,232.24/x
  3. Step 3: Cross multiply
    1,680,399.22x = 2,520,594.99 × 720,232.24
  4. Step 4: Simplify right side
    1,680,399.22x = 1,815,413,772,685.92
  5. Step 5: Solve for x
    x = 1,815,413,772,685.92/1,680,399.22
  6. Step 6: Final answer
    x = 1,080,346.71

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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.