Home / 814,776.41-1,123,879.88-524,763.80

Finding the Fourth Proportional to 814,776.41, 1,123,879.88 and 524,763.80

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Solution

The fourth proportional to 814,776.41, 1,123,879.88 and 524,763.80 is: 723,844.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,776.41 : 1,123,879.88 = 524,763.80 : x
  2. Step 2: Convert to fraction form
    814,776.41/1,123,879.88 = 524,763.80/x
  3. Step 3: Cross multiply
    814,776.41x = 1,123,879.88 × 524,763.80
  4. Step 4: Simplify right side
    814,776.41x = 589,771,468,329.13
  5. Step 5: Solve for x
    x = 589,771,468,329.13/814,776.41
  6. Step 6: Final answer
    x = 723,844.56

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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.