Home / 2,111,945.13-3,162,668.81-1,932,764.13

Finding the Fourth Proportional to 2,111,945.13, 3,162,668.81 and 1,932,764.13

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Solution

The fourth proportional to 2,111,945.13, 3,162,668.81 and 1,932,764.13 is: 2,894,342.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,111,945.13 : 3,162,668.81 = 1,932,764.13 : x
  2. Step 2: Convert to fraction form
    2,111,945.13/3,162,668.81 = 1,932,764.13/x
  3. Step 3: Cross multiply
    2,111,945.13x = 3,162,668.81 × 1,932,764.13
  4. Step 4: Simplify right side
    2,111,945.13x = 6,112,692,821,373.97
  5. Step 5: Solve for x
    x = 6,112,692,821,373.97/2,111,945.13
  6. Step 6: Final answer
    x = 2,894,342.63

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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.