Home / 1,111,382.88-1,667,146.32-446,534.88

Finding the Fourth Proportional to 1,111,382.88, 1,667,146.32 and 446,534.88

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Solution

The fourth proportional to 1,111,382.88, 1,667,146.32 and 446,534.88 is: 669,831.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,382.88 : 1,667,146.32 = 446,534.88 : x
  2. Step 2: Convert to fraction form
    1,111,382.88/1,667,146.32 = 446,534.88/x
  3. Step 3: Cross multiply
    1,111,382.88x = 1,667,146.32 × 446,534.88
  4. Step 4: Simplify right side
    1,111,382.88x = 744,438,981,943.64
  5. Step 5: Solve for x
    x = 744,438,981,943.64/1,111,382.88
  6. Step 6: Final answer
    x = 669,831.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.