Home / 2,131,602.60-3,197,403.90-1,536,738.60

Finding the Fourth Proportional to 2,131,602.60, 3,197,403.90 and 1,536,738.60

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Solution

The fourth proportional to 2,131,602.60, 3,197,403.90 and 1,536,738.60 is: 2,305,107.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,602.60 : 3,197,403.90 = 1,536,738.60 : x
  2. Step 2: Convert to fraction form
    2,131,602.60/3,197,403.90 = 1,536,738.60/x
  3. Step 3: Cross multiply
    2,131,602.60x = 3,197,403.90 × 1,536,738.60
  4. Step 4: Simplify right side
    2,131,602.60x = 4,913,573,992,920.54
  5. Step 5: Solve for x
    x = 4,913,573,992,920.54/2,131,602.60
  6. Step 6: Final answer
    x = 2,305,107.90

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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.