Home / 1,339,469.91-1,850,071.10-976,311.27

Finding the Fourth Proportional to 1,339,469.91, 1,850,071.10 and 976,311.27

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Solution

The fourth proportional to 1,339,469.91, 1,850,071.10 and 976,311.27 is: 1,348,477.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,469.91 : 1,850,071.10 = 976,311.27 : x
  2. Step 2: Convert to fraction form
    1,339,469.91/1,850,071.10 = 976,311.27/x
  3. Step 3: Cross multiply
    1,339,469.91x = 1,850,071.10 × 976,311.27
  4. Step 4: Simplify right side
    1,339,469.91x = 1,806,245,265,231.30
  5. Step 5: Solve for x
    x = 1,806,245,265,231.30/1,339,469.91
  6. Step 6: Final answer
    x = 1,348,477.67

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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.