Home / 1,065,108.30-1,469,861.14-581,687.67

Finding the Fourth Proportional to 1,065,108.30, 1,469,861.14 and 581,687.67

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Solution

The fourth proportional to 1,065,108.30, 1,469,861.14 and 581,687.67 is: 802,735.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,108.30 : 1,469,861.14 = 581,687.67 : x
  2. Step 2: Convert to fraction form
    1,065,108.30/1,469,861.14 = 581,687.67/x
  3. Step 3: Cross multiply
    1,065,108.30x = 1,469,861.14 × 581,687.67
  4. Step 4: Simplify right side
    1,065,108.30x = 855,000,102,133.25
  5. Step 5: Solve for x
    x = 855,000,102,133.25/1,065,108.30
  6. Step 6: Final answer
    x = 802,735.37

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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.