Home / 3,221,072.35-4,444,815.62-1,896,285.81

Finding the Fourth Proportional to 3,221,072.35, 4,444,815.62 and 1,896,285.81

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Solution

The fourth proportional to 3,221,072.35, 4,444,815.62 and 1,896,285.81 is: 2,616,718.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,072.35 : 4,444,815.62 = 1,896,285.81 : x
  2. Step 2: Convert to fraction form
    3,221,072.35/4,444,815.62 = 1,896,285.81/x
  3. Step 3: Cross multiply
    3,221,072.35x = 4,444,815.62 × 1,896,285.81
  4. Step 4: Simplify right side
    3,221,072.35x = 8,428,640,788,272.35
  5. Step 5: Solve for x
    x = 8,428,640,788,272.35/3,221,072.35
  6. Step 6: Final answer
    x = 2,616,718.87

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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.