Home / 1,485,768.06-2,229,537.45-539,212.56

Finding the Fourth Proportional to 1,485,768.06, 2,229,537.45 and 539,212.56

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Solution

The fourth proportional to 1,485,768.06, 2,229,537.45 and 539,212.56 is: 809,140.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,768.06 : 2,229,537.45 = 539,212.56 : x
  2. Step 2: Convert to fraction form
    1,485,768.06/2,229,537.45 = 539,212.56/x
  3. Step 3: Cross multiply
    1,485,768.06x = 2,229,537.45 × 539,212.56
  4. Step 4: Simplify right side
    1,485,768.06x = 1,202,194,596,030.37
  5. Step 5: Solve for x
    x = 1,202,194,596,030.37/1,485,768.06
  6. Step 6: Final answer
    x = 809,140.15

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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.