Home / 1,226,630.17-1,839,944.82-328,048.58

Finding the Fourth Proportional to 1,226,630.17, 1,839,944.82 and 328,048.58

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Solution

The fourth proportional to 1,226,630.17, 1,839,944.82 and 328,048.58 is: 492,072.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,630.17 : 1,839,944.82 = 328,048.58 : x
  2. Step 2: Convert to fraction form
    1,226,630.17/1,839,944.82 = 328,048.58/x
  3. Step 3: Cross multiply
    1,226,630.17x = 1,839,944.82 × 328,048.58
  4. Step 4: Simplify right side
    1,226,630.17x = 603,591,277,820.74
  5. Step 5: Solve for x
    x = 603,591,277,820.74/1,226,630.17
  6. Step 6: Final answer
    x = 492,072.75

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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.