Home / 1,646,221.61-2,469,376.05-448,168.43

Finding the Fourth Proportional to 1,646,221.61, 2,469,376.05 and 448,168.43

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Solution

The fourth proportional to 1,646,221.61, 2,469,376.05 and 448,168.43 is: 672,264.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,221.61 : 2,469,376.05 = 448,168.43 : x
  2. Step 2: Convert to fraction form
    1,646,221.61/2,469,376.05 = 448,168.43/x
  3. Step 3: Cross multiply
    1,646,221.61x = 2,469,376.05 × 448,168.43
  4. Step 4: Simplify right side
    1,646,221.61x = 1,106,696,375,061.22
  5. Step 5: Solve for x
    x = 1,106,696,375,061.22/1,646,221.61
  6. Step 6: Final answer
    x = 672,264.52

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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.