Home / 2,859,144.54-3,945,688.38-1,552,452.15

Finding the Fourth Proportional to 2,859,144.54, 3,945,688.38 and 1,552,452.15

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Solution

The fourth proportional to 2,859,144.54, 3,945,688.38 and 1,552,452.15 is: 2,142,421.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,144.54 : 3,945,688.38 = 1,552,452.15 : x
  2. Step 2: Convert to fraction form
    2,859,144.54/3,945,688.38 = 1,552,452.15/x
  3. Step 3: Cross multiply
    2,859,144.54x = 3,945,688.38 × 1,552,452.15
  4. Step 4: Simplify right side
    2,859,144.54x = 6,125,492,408,761.02
  5. Step 5: Solve for x
    x = 6,125,492,408,761.02/2,859,144.54
  6. Step 6: Final answer
    x = 2,142,421.39

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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.