Home / 3,783,221.74-5,221,557.88-2,369,400.05

Finding the Fourth Proportional to 3,783,221.74, 5,221,557.88 and 2,369,400.05

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Solution

The fourth proportional to 3,783,221.74, 5,221,557.88 and 2,369,400.05 is: 3,270,217.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783,221.74 : 5,221,557.88 = 2,369,400.05 : x
  2. Step 2: Convert to fraction form
    3,783,221.74/5,221,557.88 = 2,369,400.05/x
  3. Step 3: Cross multiply
    3,783,221.74x = 5,221,557.88 × 2,369,400.05
  4. Step 4: Simplify right side
    3,783,221.74x = 12,371,959,509,080.29
  5. Step 5: Solve for x
    x = 12,371,959,509,080.29/3,783,221.74
  6. Step 6: Final answer
    x = 3,270,217.91

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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.