Home / 3,131,776.14-4,322,154.45-1,755,353.67

Finding the Fourth Proportional to 3,131,776.14, 4,322,154.45 and 1,755,353.67

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Solution

The fourth proportional to 3,131,776.14, 4,322,154.45 and 1,755,353.67 is: 2,422,558.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131,776.14 : 4,322,154.45 = 1,755,353.67 : x
  2. Step 2: Convert to fraction form
    3,131,776.14/4,322,154.45 = 1,755,353.67/x
  3. Step 3: Cross multiply
    3,131,776.14x = 4,322,154.45 × 1,755,353.67
  4. Step 4: Simplify right side
    3,131,776.14x = 7,586,909,676,114.33
  5. Step 5: Solve for x
    x = 7,586,909,676,114.33/3,131,776.14
  6. Step 6: Final answer
    x = 2,422,558.11

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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.