Home / 3,443,729.89-5,166,342.11-1,047,512.25

Finding the Fourth Proportional to 3,443,729.89, 5,166,342.11 and 1,047,512.25

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Solution

The fourth proportional to 3,443,729.89, 5,166,342.11 and 1,047,512.25 is: 1,571,495.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,443,729.89 : 5,166,342.11 = 1,047,512.25 : x
  2. Step 2: Convert to fraction form
    3,443,729.89/5,166,342.11 = 1,047,512.25/x
  3. Step 3: Cross multiply
    3,443,729.89x = 5,166,342.11 × 1,047,512.25
  4. Step 4: Simplify right side
    3,443,729.89x = 5,411,806,647,915.85
  5. Step 5: Solve for x
    x = 5,411,806,647,915.85/3,443,729.89
  6. Step 6: Final answer
    x = 1,571,495.68

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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.