Home / 3,355,056.80-5,028,388.32-2,642,269.76

Finding the Fourth Proportional to 3,355,056.80, 5,028,388.32 and 2,642,269.76

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Solution

The fourth proportional to 3,355,056.80, 5,028,388.32 and 2,642,269.76 is: 3,960,099.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355,056.80 : 5,028,388.32 = 2,642,269.76 : x
  2. Step 2: Convert to fraction form
    3,355,056.80/5,028,388.32 = 2,642,269.76/x
  3. Step 3: Cross multiply
    3,355,056.80x = 5,028,388.32 × 2,642,269.76
  4. Step 4: Simplify right side
    3,355,056.80x = 13,286,358,399,473.20
  5. Step 5: Solve for x
    x = 13,286,358,399,473.20/3,355,056.80
  6. Step 6: Final answer
    x = 3,960,099.39

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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.