Home / 2,790,878.82-4,183,661.01-896,291.66

Finding the Fourth Proportional to 2,790,878.82, 4,183,661.01 and 896,291.66

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Solution

The fourth proportional to 2,790,878.82, 4,183,661.01 and 896,291.66 is: 1,343,584.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,790,878.82 : 4,183,661.01 = 896,291.66 : x
  2. Step 2: Convert to fraction form
    2,790,878.82/4,183,661.01 = 896,291.66/x
  3. Step 3: Cross multiply
    2,790,878.82x = 4,183,661.01 × 896,291.66
  4. Step 4: Simplify right side
    2,790,878.82x = 3,749,780,450,611.87
  5. Step 5: Solve for x
    x = 3,749,780,450,611.87/2,790,878.82
  6. Step 6: Final answer
    x = 1,343,584.12

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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.