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Finding the Fourth Proportional to 1,224,297, 1,836,449.77 and 371,376

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Solution

The fourth proportional to 1,224,297, 1,836,449.77 and 371,376 is: 557,065.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,297 : 1,836,449.77 = 371,376 : x
  2. Step 2: Convert to fraction form
    1,224,297/1,836,449.77 = 371,376/x
  3. Step 3: Cross multiply
    1,224,297x = 1,836,449.77 × 371,376
  4. Step 4: Simplify right side
    1,224,297x = 682,013,369,783.52
  5. Step 5: Solve for x
    x = 682,013,369,783.52/1,224,297
  6. Step 6: Final answer
    x = 557,065.30

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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.