Home / 1,052,049.32-1,450,859.42-664,190.91

Finding the Fourth Proportional to 1,052,049.32, 1,450,859.42 and 664,190.91

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Solution

The fourth proportional to 1,052,049.32, 1,450,859.42 and 664,190.91 is: 915,971.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,049.32 : 1,450,859.42 = 664,190.91 : x
  2. Step 2: Convert to fraction form
    1,052,049.32/1,450,859.42 = 664,190.91/x
  3. Step 3: Cross multiply
    1,052,049.32x = 1,450,859.42 × 664,190.91
  4. Step 4: Simplify right side
    1,052,049.32x = 963,647,635,130.92
  5. Step 5: Solve for x
    x = 963,647,635,130.92/1,052,049.32
  6. Step 6: Final answer
    x = 915,971.92

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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.