Home / 3,223,220.21-4,447,951.11-1,772,915.60

Finding the Fourth Proportional to 3,223,220.21, 4,447,951.11 and 1,772,915.60

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Solution

The fourth proportional to 3,223,220.21, 4,447,951.11 and 1,772,915.60 is: 2,446,572.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,223,220.21 : 4,447,951.11 = 1,772,915.60 : x
  2. Step 2: Convert to fraction form
    3,223,220.21/4,447,951.11 = 1,772,915.60/x
  3. Step 3: Cross multiply
    3,223,220.21x = 4,447,951.11 × 1,772,915.60
  4. Step 4: Simplify right side
    3,223,220.21x = 7,885,841,910,956.32
  5. Step 5: Solve for x
    x = 7,885,841,910,956.32/3,223,220.21
  6. Step 6: Final answer
    x = 2,446,572.49

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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.