Home / 2,133,399.20-3,195,433.20-1,656,341.60

Finding the Fourth Proportional to 2,133,399.20, 3,195,433.20 and 1,656,341.60

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Solution

The fourth proportional to 2,133,399.20, 3,195,433.20 and 1,656,341.60 is: 2,480,890.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133,399.20 : 3,195,433.20 = 1,656,341.60 : x
  2. Step 2: Convert to fraction form
    2,133,399.20/3,195,433.20 = 1,656,341.60/x
  3. Step 3: Cross multiply
    2,133,399.20x = 3,195,433.20 × 1,656,341.60
  4. Step 4: Simplify right side
    2,133,399.20x = 5,292,728,939,181.12
  5. Step 5: Solve for x
    x = 5,292,728,939,181.12/2,133,399.20
  6. Step 6: Final answer
    x = 2,480,890.09

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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.