Home / 2,790,878.32-4,183,660.26-896,291.16

Finding the Fourth Proportional to 2,790,878.32, 4,183,660.26 and 896,291.16

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Solution

The fourth proportional to 2,790,878.32, 4,183,660.26 and 896,291.16 is: 1,343,583.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,790,878.32 : 4,183,660.26 = 896,291.16 : x
  2. Step 2: Convert to fraction form
    2,790,878.32/4,183,660.26 = 896,291.16/x
  3. Step 3: Cross multiply
    2,790,878.32x = 4,183,660.26 × 896,291.16
  4. Step 4: Simplify right side
    2,790,878.32x = 3,749,777,686,563
  5. Step 5: Solve for x
    x = 3,749,777,686,563/2,790,878.32
  6. Step 6: Final answer
    x = 1,343,583.37

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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.