Home / 3,509,505.20-4,843,028.04-1,960,778.80

Finding the Fourth Proportional to 3,509,505.20, 4,843,028.04 and 1,960,778.80

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Solution

The fourth proportional to 3,509,505.20, 4,843,028.04 and 1,960,778.80 is: 2,705,824.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509,505.20 : 4,843,028.04 = 1,960,778.80 : x
  2. Step 2: Convert to fraction form
    3,509,505.20/4,843,028.04 = 1,960,778.80/x
  3. Step 3: Cross multiply
    3,509,505.20x = 4,843,028.04 × 1,960,778.80
  4. Step 4: Simplify right side
    3,509,505.20x = 9,496,106,708,637.55
  5. Step 5: Solve for x
    x = 9,496,106,708,637.55/3,509,505.20
  6. Step 6: Final answer
    x = 2,705,824.94

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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.