Home / 3,109,150.16-4,660,187.52-1,892,042.40

Finding the Fourth Proportional to 3,109,150.16, 4,660,187.52 and 1,892,042.40

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Solution

The fourth proportional to 3,109,150.16, 4,660,187.52 and 1,892,042.40 is: 2,835,910.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,150.16 : 4,660,187.52 = 1,892,042.40 : x
  2. Step 2: Convert to fraction form
    3,109,150.16/4,660,187.52 = 1,892,042.40/x
  3. Step 3: Cross multiply
    3,109,150.16x = 4,660,187.52 × 1,892,042.40
  4. Step 4: Simplify right side
    3,109,150.16x = 8,817,272,379,790.85
  5. Step 5: Solve for x
    x = 8,817,272,379,790.85/3,109,150.16
  6. Step 6: Final answer
    x = 2,835,910.76

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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.