Home / 4,412,006.82-6,616,522.04-1,678,905.40

Finding the Fourth Proportional to 4,412,006.82, 6,616,522.04 and 1,678,905.40

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Solution

The fourth proportional to 4,412,006.82, 6,616,522.04 and 1,678,905.40 is: 2,517,791.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,412,006.82 : 6,616,522.04 = 1,678,905.40 : x
  2. Step 2: Convert to fraction form
    4,412,006.82/6,616,522.04 = 1,678,905.40/x
  3. Step 3: Cross multiply
    4,412,006.82x = 6,616,522.04 × 1,678,905.40
  4. Step 4: Simplify right side
    4,412,006.82x = 11,108,514,582,175.02
  5. Step 5: Solve for x
    x = 11,108,514,582,175.02/4,412,006.82
  6. Step 6: Final answer
    x = 2,517,791.80

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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.