Home / 779,771.72-1,166,996.27-653,554.49

Finding the Fourth Proportional to 779,771.72, 1,166,996.27 and 653,554.49

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Solution

The fourth proportional to 779,771.72, 1,166,996.27 and 653,554.49 is: 978,101.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,771.72 : 1,166,996.27 = 653,554.49 : x
  2. Step 2: Convert to fraction form
    779,771.72/1,166,996.27 = 653,554.49/x
  3. Step 3: Cross multiply
    779,771.72x = 1,166,996.27 × 653,554.49
  4. Step 4: Simplify right side
    779,771.72x = 762,695,647,870.66
  5. Step 5: Solve for x
    x = 762,695,647,870.66/779,771.72
  6. Step 6: Final answer
    x = 978,101.19

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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.