Home / 2,101,505.92-2,900,256.78-1,183,915.24

Finding the Fourth Proportional to 2,101,505.92, 2,900,256.78 and 1,183,915.24

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Solution

The fourth proportional to 2,101,505.92, 2,900,256.78 and 1,183,915.24 is: 1,633,903.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101,505.92 : 2,900,256.78 = 1,183,915.24 : x
  2. Step 2: Convert to fraction form
    2,101,505.92/2,900,256.78 = 1,183,915.24/x
  3. Step 3: Cross multiply
    2,101,505.92x = 2,900,256.78 × 1,183,915.24
  4. Step 4: Simplify right side
    2,101,505.92x = 3,433,658,201,755.33
  5. Step 5: Solve for x
    x = 3,433,658,201,755.33/2,101,505.92
  6. Step 6: Final answer
    x = 1,633,903.65

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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.