Home / 1,081,841.67-1,621,329.09-575,311.97

Finding the Fourth Proportional to 1,081,841.67, 1,621,329.09 and 575,311.97

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Solution

The fourth proportional to 1,081,841.67, 1,621,329.09 and 575,311.97 is: 862,205.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,841.67 : 1,621,329.09 = 575,311.97 : x
  2. Step 2: Convert to fraction form
    1,081,841.67/1,621,329.09 = 575,311.97/x
  3. Step 3: Cross multiply
    1,081,841.67x = 1,621,329.09 × 575,311.97
  4. Step 4: Simplify right side
    1,081,841.67x = 932,770,024,679.56
  5. Step 5: Solve for x
    x = 932,770,024,679.56/1,081,841.67
  6. Step 6: Final answer
    x = 862,205.67

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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.