Home / 2,278,923.09-3,144,564.52-1,311,866.52

Finding the Fourth Proportional to 2,278,923.09, 3,144,564.52 and 1,311,866.52

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Solution

The fourth proportional to 2,278,923.09, 3,144,564.52 and 1,311,866.52 is: 1,810,174.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278,923.09 : 3,144,564.52 = 1,311,866.52 : x
  2. Step 2: Convert to fraction form
    2,278,923.09/3,144,564.52 = 1,311,866.52/x
  3. Step 3: Cross multiply
    2,278,923.09x = 3,144,564.52 × 1,311,866.52
  4. Step 4: Simplify right side
    2,278,923.09x = 4,125,248,898,696.09
  5. Step 5: Solve for x
    x = 4,125,248,898,696.09/2,278,923.09
  6. Step 6: Final answer
    x = 1,810,174.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.