Home / 3,320,929.62-4,977,117.47-1,611,765.30

Finding the Fourth Proportional to 3,320,929.62, 4,977,117.47 and 1,611,765.30

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Solution

The fourth proportional to 3,320,929.62, 4,977,117.47 and 1,611,765.30 is: 2,415,572.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320,929.62 : 4,977,117.47 = 1,611,765.30 : x
  2. Step 2: Convert to fraction form
    3,320,929.62/4,977,117.47 = 1,611,765.30/x
  3. Step 3: Cross multiply
    3,320,929.62x = 4,977,117.47 × 1,611,765.30
  4. Step 4: Simplify right side
    3,320,929.62x = 8,021,945,224,110.97
  5. Step 5: Solve for x
    x = 8,021,945,224,110.97/3,320,929.62
  6. Step 6: Final answer
    x = 2,415,572.19

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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.