Home / 1,112,231.92-1,534,338.84-659,202.16

Finding the Fourth Proportional to 1,112,231.92, 1,534,338.84 and 659,202.16

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Solution

The fourth proportional to 1,112,231.92, 1,534,338.84 and 659,202.16 is: 909,378.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,231.92 : 1,534,338.84 = 659,202.16 : x
  2. Step 2: Convert to fraction form
    1,112,231.92/1,534,338.84 = 659,202.16/x
  3. Step 3: Cross multiply
    1,112,231.92x = 1,534,338.84 × 659,202.16
  4. Step 4: Simplify right side
    1,112,231.92x = 1,011,439,477,499.89
  5. Step 5: Solve for x
    x = 1,011,439,477,499.89/1,112,231.92
  6. Step 6: Final answer
    x = 909,378.21

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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.