Home / 1,086,815.99-1,630,519.23-773,265.80

Finding the Fourth Proportional to 1,086,815.99, 1,630,519.23 and 773,265.80

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Solution

The fourth proportional to 1,086,815.99, 1,630,519.23 and 773,265.80 is: 1,160,108.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,815.99 : 1,630,519.23 = 773,265.80 : x
  2. Step 2: Convert to fraction form
    1,086,815.99/1,630,519.23 = 773,265.80/x
  3. Step 3: Cross multiply
    1,086,815.99x = 1,630,519.23 × 773,265.80
  4. Step 4: Simplify right side
    1,086,815.99x = 1,260,824,756,801.33
  5. Step 5: Solve for x
    x = 1,260,824,756,801.33/1,086,815.99
  6. Step 6: Final answer
    x = 1,160,108.77

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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.