Home / 3,849,866.22-5,313,384.90-2,217,963.18

Finding the Fourth Proportional to 3,849,866.22, 5,313,384.90 and 2,217,963.18

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Solution

The fourth proportional to 3,849,866.22, 5,313,384.90 and 2,217,963.18 is: 3,061,117.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849,866.22 : 5,313,384.90 = 2,217,963.18 : x
  2. Step 2: Convert to fraction form
    3,849,866.22/5,313,384.90 = 2,217,963.18/x
  3. Step 3: Cross multiply
    3,849,866.22x = 5,313,384.90 × 2,217,963.18
  4. Step 4: Simplify right side
    3,849,866.22x = 11,784,892,069,367.98
  5. Step 5: Solve for x
    x = 11,784,892,069,367.98/3,849,866.22
  6. Step 6: Final answer
    x = 3,061,117.29

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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.