Home / 3,440,534.44-5,157,914.82-1,521,135.76

Finding the Fourth Proportional to 3,440,534.44, 5,157,914.82 and 1,521,135.76

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Solution

The fourth proportional to 3,440,534.44, 5,157,914.82 and 1,521,135.76 is: 2,280,427.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440,534.44 : 5,157,914.82 = 1,521,135.76 : x
  2. Step 2: Convert to fraction form
    3,440,534.44/5,157,914.82 = 1,521,135.76/x
  3. Step 3: Cross multiply
    3,440,534.44x = 5,157,914.82 × 1,521,135.76
  4. Step 4: Simplify right side
    3,440,534.44x = 7,845,888,679,735.96
  5. Step 5: Solve for x
    x = 7,845,888,679,735.96/3,440,534.44
  6. Step 6: Final answer
    x = 2,280,427.30

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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.