Home / 3,072,879.41-4,240,574.45-1,696,224.01

Finding the Fourth Proportional to 3,072,879.41, 4,240,574.45 and 1,696,224.01

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Solution

The fourth proportional to 3,072,879.41, 4,240,574.45 and 1,696,224.01 is: 2,340,789.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072,879.41 : 4,240,574.45 = 1,696,224.01 : x
  2. Step 2: Convert to fraction form
    3,072,879.41/4,240,574.45 = 1,696,224.01/x
  3. Step 3: Cross multiply
    3,072,879.41x = 4,240,574.45 × 1,696,224.01
  4. Step 4: Simplify right side
    3,072,879.41x = 7,192,964,195,102.14
  5. Step 5: Solve for x
    x = 7,192,964,195,102.14/3,072,879.41
  6. Step 6: Final answer
    x = 2,340,789.61

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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.