Home / 3,609,640.16-5,411,649.96-1,786,747.36

Finding the Fourth Proportional to 3,609,640.16, 5,411,649.96 and 1,786,747.36

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Solution

The fourth proportional to 3,609,640.16, 5,411,649.96 and 1,786,747.36 is: 2,678,729.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609,640.16 : 5,411,649.96 = 1,786,747.36 : x
  2. Step 2: Convert to fraction form
    3,609,640.16/5,411,649.96 = 1,786,747.36/x
  3. Step 3: Cross multiply
    3,609,640.16x = 5,411,649.96 × 1,786,747.36
  4. Step 4: Simplify right side
    3,609,640.16x = 9,669,251,279,274.11
  5. Step 5: Solve for x
    x = 9,669,251,279,274.11/3,609,640.16
  6. Step 6: Final answer
    x = 2,678,729.97

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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.