Home / 1,272,542.67-1,756,142.42-699,597.27

Finding the Fourth Proportional to 1,272,542.67, 1,756,142.42 and 699,597.27

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Solution

The fourth proportional to 1,272,542.67, 1,756,142.42 and 699,597.27 is: 965,462.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,542.67 : 1,756,142.42 = 699,597.27 : x
  2. Step 2: Convert to fraction form
    1,272,542.67/1,756,142.42 = 699,597.27/x
  3. Step 3: Cross multiply
    1,272,542.67x = 1,756,142.42 × 699,597.27
  4. Step 4: Simplify right side
    1,272,542.67x = 1,228,592,439,265.21
  5. Step 5: Solve for x
    x = 1,228,592,439,265.21/1,272,542.67
  6. Step 6: Final answer
    x = 965,462.67

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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.