Home / 1,485,771.06-2,229,541.95-539,215.56

Finding the Fourth Proportional to 1,485,771.06, 2,229,541.95 and 539,215.56

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Solution

The fourth proportional to 1,485,771.06, 2,229,541.95 and 539,215.56 is: 809,144.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,771.06 : 2,229,541.95 = 539,215.56 : x
  2. Step 2: Convert to fraction form
    1,485,771.06/2,229,541.95 = 539,215.56/x
  3. Step 3: Cross multiply
    1,485,771.06x = 2,229,541.95 × 539,215.56
  4. Step 4: Simplify right side
    1,485,771.06x = 1,202,203,711,112.74
  5. Step 5: Solve for x
    x = 1,202,203,711,112.74/1,485,771.06
  6. Step 6: Final answer
    x = 809,144.65

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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.