Home / 814,816.87-1,124,425.67-452,231.37

Finding the Fourth Proportional to 814,816.87, 1,124,425.67 and 452,231.37

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Solution

The fourth proportional to 814,816.87, 1,124,425.67 and 452,231.37 is: 624,067.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,816.87 : 1,124,425.67 = 452,231.37 : x
  2. Step 2: Convert to fraction form
    814,816.87/1,124,425.67 = 452,231.37/x
  3. Step 3: Cross multiply
    814,816.87x = 1,124,425.67 × 452,231.37
  4. Step 4: Simplify right side
    814,816.87x = 508,500,558,946.11
  5. Step 5: Solve for x
    x = 508,500,558,946.11/814,816.87
  6. Step 6: Final answer
    x = 624,067.30

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1.5x scale

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.