Home / 3,019,687.07-4,529,530.61-2,720,155.55

Finding the Fourth Proportional to 3,019,687.07, 4,529,530.61 and 2,720,155.55

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Solution

The fourth proportional to 3,019,687.07, 4,529,530.61 and 2,720,155.55 is: 4,080,233.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019,687.07 : 4,529,530.61 = 2,720,155.55 : x
  2. Step 2: Convert to fraction form
    3,019,687.07/4,529,530.61 = 2,720,155.55/x
  3. Step 3: Cross multiply
    3,019,687.07x = 4,529,530.61 × 2,720,155.55
  4. Step 4: Simplify right side
    3,019,687.07x = 12,321,027,827,686.38
  5. Step 5: Solve for x
    x = 12,321,027,827,686.38/3,019,687.07
  6. Step 6: Final answer
    x = 4,080,233.33

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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.