Home / 1,599,912.46-2,208,015.48-911,794.78

Finding the Fourth Proportional to 1,599,912.46, 2,208,015.48 and 911,794.78

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Solution

The fourth proportional to 1,599,912.46, 2,208,015.48 and 911,794.78 is: 1,258,354.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,599,912.46 : 2,208,015.48 = 911,794.78 : x
  2. Step 2: Convert to fraction form
    1,599,912.46/2,208,015.48 = 911,794.78/x
  3. Step 3: Cross multiply
    1,599,912.46x = 2,208,015.48 × 911,794.78
  4. Step 4: Simplify right side
    1,599,912.46x = 2,013,256,988,823.19
  5. Step 5: Solve for x
    x = 2,013,256,988,823.19/1,599,912.46
  6. Step 6: Final answer
    x = 1,258,354.47

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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.