Home / 1,143,176.87-1,577,530.68-659,897.73

Finding the Fourth Proportional to 1,143,176.87, 1,577,530.68 and 659,897.73

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Solution

The fourth proportional to 1,143,176.87, 1,577,530.68 and 659,897.73 is: 910,628.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,176.87 : 1,577,530.68 = 659,897.73 : x
  2. Step 2: Convert to fraction form
    1,143,176.87/1,577,530.68 = 659,897.73/x
  3. Step 3: Cross multiply
    1,143,176.87x = 1,577,530.68 × 659,897.73
  4. Step 4: Simplify right side
    1,143,176.87x = 1,041,008,914,737.36
  5. Step 5: Solve for x
    x = 1,041,008,914,737.36/1,143,176.87
  6. Step 6: Final answer
    x = 910,628.04

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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.