Home / 3,237,126.07-4,467,234.42-1,786,821.81

Finding the Fourth Proportional to 3,237,126.07, 4,467,234.42 and 1,786,821.81

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Solution

The fourth proportional to 3,237,126.07, 4,467,234.42 and 1,786,821.81 is: 2,465,814.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237,126.07 : 4,467,234.42 = 1,786,821.81 : x
  2. Step 2: Convert to fraction form
    3,237,126.07/4,467,234.42 = 1,786,821.81/x
  3. Step 3: Cross multiply
    3,237,126.07x = 4,467,234.42 × 1,786,821.81
  4. Step 4: Simplify right side
    3,237,126.07x = 7,982,151,892,038.70
  5. Step 5: Solve for x
    x = 7,982,151,892,038.70/3,237,126.07
  6. Step 6: Final answer
    x = 2,465,814.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.