Home / 5,005,989.84-7,504,531.49-1,810,405.59

Finding the Fourth Proportional to 5,005,989.84, 7,504,531.49 and 1,810,405.59

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Solution

The fourth proportional to 5,005,989.84, 7,504,531.49 and 1,810,405.59 is: 2,713,997.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,005,989.84 : 7,504,531.49 = 1,810,405.59 : x
  2. Step 2: Convert to fraction form
    5,005,989.84/7,504,531.49 = 1,810,405.59/x
  3. Step 3: Cross multiply
    5,005,989.84x = 7,504,531.49 × 1,810,405.59
  4. Step 4: Simplify right side
    5,005,989.84x = 13,586,245,726,027.52
  5. Step 5: Solve for x
    x = 13,586,245,726,027.52/5,005,989.84
  6. Step 6: Final answer
    x = 2,713,997.86

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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.