Home / 2,728,991.04-3,765,941.76-1,505,270.40

Finding the Fourth Proportional to 2,728,991.04, 3,765,941.76 and 1,505,270.40

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Solution

The fourth proportional to 2,728,991.04, 3,765,941.76 and 1,505,270.40 is: 2,077,236.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,991.04 : 3,765,941.76 = 1,505,270.40 : x
  2. Step 2: Convert to fraction form
    2,728,991.04/3,765,941.76 = 1,505,270.40/x
  3. Step 3: Cross multiply
    2,728,991.04x = 3,765,941.76 × 1,505,270.40
  4. Step 4: Simplify right side
    2,728,991.04x = 5,668,760,659,451.90
  5. Step 5: Solve for x
    x = 5,668,760,659,451.90/2,728,991.04
  6. Step 6: Final answer
    x = 2,077,236.82

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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.