Home / 1,391,844.94-2,087,767.41-341,220.94

Finding the Fourth Proportional to 1,391,844.94, 2,087,767.41 and 341,220.94

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Solution

The fourth proportional to 1,391,844.94, 2,087,767.41 and 341,220.94 is: 511,831.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,391,844.94 : 2,087,767.41 = 341,220.94 : x
  2. Step 2: Convert to fraction form
    1,391,844.94/2,087,767.41 = 341,220.94/x
  3. Step 3: Cross multiply
    1,391,844.94x = 2,087,767.41 × 341,220.94
  4. Step 4: Simplify right side
    1,391,844.94x = 712,389,951,642.57
  5. Step 5: Solve for x
    x = 712,389,951,642.57/1,391,844.94
  6. Step 6: Final answer
    x = 511,831.41

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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.