Home / 3,890,040.46-5,839,169.51-2,185,640.28

Finding the Fourth Proportional to 3,890,040.46, 5,839,169.51 and 2,185,640.28

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Solution

The fourth proportional to 3,890,040.46, 5,839,169.51 and 2,185,640.28 is: 3,280,768.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,890,040.46 : 5,839,169.51 = 2,185,640.28 : x
  2. Step 2: Convert to fraction form
    3,890,040.46/5,839,169.51 = 2,185,640.28/x
  3. Step 3: Cross multiply
    3,890,040.46x = 5,839,169.51 × 2,185,640.28
  4. Step 4: Simplify right side
    3,890,040.46x = 12,762,324,088,267.96
  5. Step 5: Solve for x
    x = 12,762,324,088,267.96/3,890,040.46
  6. Step 6: Final answer
    x = 3,280,768.99

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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.