Home / 1,143,223.82-1,577,535.14-659,944.65

Finding the Fourth Proportional to 1,143,223.82, 1,577,535.14 and 659,944.65

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Solution

The fourth proportional to 1,143,223.82, 1,577,535.14 and 659,944.65 is: 910,657.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,223.82 : 1,577,535.14 = 659,944.65 : x
  2. Step 2: Convert to fraction form
    1,143,223.82/1,577,535.14 = 659,944.65/x
  3. Step 3: Cross multiply
    1,143,223.82x = 1,577,535.14 × 659,944.65
  4. Step 4: Simplify right side
    1,143,223.82x = 1,041,085,875,830.00
  5. Step 5: Solve for x
    x = 1,041,085,875,830.00/1,143,223.82
  6. Step 6: Final answer
    x = 910,657.96

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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.