Home / 1,394,696.46-2,091,231.80-540,770.50

Finding the Fourth Proportional to 1,394,696.46, 2,091,231.80 and 540,770.50

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Solution

The fourth proportional to 1,394,696.46, 2,091,231.80 and 540,770.50 is: 810,840.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,696.46 : 2,091,231.80 = 540,770.50 : x
  2. Step 2: Convert to fraction form
    1,394,696.46/2,091,231.80 = 540,770.50/x
  3. Step 3: Cross multiply
    1,394,696.46x = 2,091,231.80 × 540,770.50
  4. Step 4: Simplify right side
    1,394,696.46x = 1,130,876,466,101.90
  5. Step 5: Solve for x
    x = 1,130,876,466,101.90/1,394,696.46
  6. Step 6: Final answer
    x = 810,840.57

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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.