Home / 2,242,906.20-3,364,359.30-1,640,606.40

Finding the Fourth Proportional to 2,242,906.20, 3,364,359.30 and 1,640,606.40

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Solution

The fourth proportional to 2,242,906.20, 3,364,359.30 and 1,640,606.40 is: 2,460,909.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,242,906.20 : 3,364,359.30 = 1,640,606.40 : x
  2. Step 2: Convert to fraction form
    2,242,906.20/3,364,359.30 = 1,640,606.40/x
  3. Step 3: Cross multiply
    2,242,906.20x = 3,364,359.30 × 1,640,606.40
  4. Step 4: Simplify right side
    2,242,906.20x = 5,519,589,399,479.52
  5. Step 5: Solve for x
    x = 5,519,589,399,479.52/2,242,906.20
  6. Step 6: Final answer
    x = 2,460,909.60

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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.