Home / 1,071,091.62-1,606,642.94-361,125.81

Finding the Fourth Proportional to 1,071,091.62, 1,606,642.94 and 361,125.81

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Solution

The fourth proportional to 1,071,091.62, 1,606,642.94 and 361,125.81 is: 541,690.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,091.62 : 1,606,642.94 = 361,125.81 : x
  2. Step 2: Convert to fraction form
    1,071,091.62/1,606,642.94 = 361,125.81/x
  3. Step 3: Cross multiply
    1,071,091.62x = 1,606,642.94 × 361,125.81
  4. Step 4: Simplify right side
    1,071,091.62x = 580,200,233,991.10
  5. Step 5: Solve for x
    x = 580,200,233,991.10/1,071,091.62
  6. Step 6: Final answer
    x = 541,690.57

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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.