Home / 1,553,175.22-2,144,043.12-1,044,172.84

Finding the Fourth Proportional to 1,553,175.22, 2,144,043.12 and 1,044,172.84

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Solution

The fourth proportional to 1,553,175.22, 2,144,043.12 and 1,044,172.84 is: 1,441,403.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,175.22 : 2,144,043.12 = 1,044,172.84 : x
  2. Step 2: Convert to fraction form
    1,553,175.22/2,144,043.12 = 1,044,172.84/x
  3. Step 3: Cross multiply
    1,553,175.22x = 2,144,043.12 × 1,044,172.84
  4. Step 4: Simplify right side
    1,553,175.22x = 2,238,751,593,692.86
  5. Step 5: Solve for x
    x = 2,238,751,593,692.86/1,553,175.22
  6. Step 6: Final answer
    x = 1,441,403.11

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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.