Home / 4,687,220-6,469,053.84-2,968,500.32

Finding the Fourth Proportional to 4,687,220, 6,469,053.84 and 2,968,500.32

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Solution

The fourth proportional to 4,687,220, 6,469,053.84 and 2,968,500.32 is: 4,096,967.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,687,220 : 6,469,053.84 = 2,968,500.32 : x
  2. Step 2: Convert to fraction form
    4,687,220/6,469,053.84 = 2,968,500.32/x
  3. Step 3: Cross multiply
    4,687,220x = 6,469,053.84 × 2,968,500.32
  4. Step 4: Simplify right side
    4,687,220x = 19,203,388,394,137.23
  5. Step 5: Solve for x
    x = 19,203,388,394,137.23/4,687,220
  6. Step 6: Final answer
    x = 4,096,967.58

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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.