Home / 3,539,580.06-5,311,142.16-1,620,487.56

Finding the Fourth Proportional to 3,539,580.06, 5,311,142.16 and 1,620,487.56

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Solution

The fourth proportional to 3,539,580.06, 5,311,142.16 and 1,620,487.56 is: 2,431,542.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539,580.06 : 5,311,142.16 = 1,620,487.56 : x
  2. Step 2: Convert to fraction form
    3,539,580.06/5,311,142.16 = 1,620,487.56/x
  3. Step 3: Cross multiply
    3,539,580.06x = 5,311,142.16 × 1,620,487.56
  4. Step 4: Simplify right side
    3,539,580.06x = 8,606,639,799,671.53
  5. Step 5: Solve for x
    x = 8,606,639,799,671.53/3,539,580.06
  6. Step 6: Final answer
    x = 2,431,542.63

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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.