Home / 1,143,177.87-1,577,532.06-659,898.73

Finding the Fourth Proportional to 1,143,177.87, 1,577,532.06 and 659,898.73

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Solution

The fourth proportional to 1,143,177.87, 1,577,532.06 and 659,898.73 is: 910,629.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,177.87 : 1,577,532.06 = 659,898.73 : x
  2. Step 2: Convert to fraction form
    1,143,177.87/1,577,532.06 = 659,898.73/x
  3. Step 3: Cross multiply
    1,143,177.87x = 1,577,532.06 × 659,898.73
  4. Step 4: Simplify right side
    1,143,177.87x = 1,041,011,402,928.28
  5. Step 5: Solve for x
    x = 1,041,011,402,928.28/1,143,177.87
  6. Step 6: Final answer
    x = 910,629.42

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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.