Home / 3,609,631.15-5,411,636.46-1,786,738.37

Finding the Fourth Proportional to 3,609,631.15, 5,411,636.46 and 1,786,738.37

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Solution

The fourth proportional to 3,609,631.15, 5,411,636.46 and 1,786,738.37 is: 2,678,716.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609,631.15 : 5,411,636.46 = 1,786,738.37 : x
  2. Step 2: Convert to fraction form
    3,609,631.15/5,411,636.46 = 1,786,738.37/x
  3. Step 3: Cross multiply
    3,609,631.15x = 5,411,636.46 × 1,786,738.37
  4. Step 4: Simplify right side
    3,609,631.15x = 9,669,178,480,514.79
  5. Step 5: Solve for x
    x = 9,669,178,480,514.79/3,609,631.15
  6. Step 6: Final answer
    x = 2,678,716.49

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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.