Home / 3,174,954.66-4,381,470.09-1,724,678.82

Finding the Fourth Proportional to 3,174,954.66, 4,381,470.09 and 1,724,678.82

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Solution

The fourth proportional to 3,174,954.66, 4,381,470.09 and 1,724,678.82 is: 2,380,074.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174,954.66 : 4,381,470.09 = 1,724,678.82 : x
  2. Step 2: Convert to fraction form
    3,174,954.66/4,381,470.09 = 1,724,678.82/x
  3. Step 3: Cross multiply
    3,174,954.66x = 4,381,470.09 × 1,724,678.82
  4. Step 4: Simplify right side
    3,174,954.66x = 7,556,628,664,686.49
  5. Step 5: Solve for x
    x = 7,556,628,664,686.49/3,174,954.66
  6. Step 6: Final answer
    x = 2,380,074.51

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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.