Home / 5,201,907.20-7,804,221.60-2,007,137.60

Finding the Fourth Proportional to 5,201,907.20, 7,804,221.60 and 2,007,137.60

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Solution

The fourth proportional to 5,201,907.20, 7,804,221.60 and 2,007,137.60 is: 3,011,231.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,201,907.20 : 7,804,221.60 = 2,007,137.60 : x
  2. Step 2: Convert to fraction form
    5,201,907.20/7,804,221.60 = 2,007,137.60/x
  3. Step 3: Cross multiply
    5,201,907.20x = 7,804,221.60 × 2,007,137.60
  4. Step 4: Simplify right side
    5,201,907.20x = 15,664,146,612,092.16
  5. Step 5: Solve for x
    x = 15,664,146,612,092.16/5,201,907.20
  6. Step 6: Final answer
    x = 3,011,231.46

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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.