Home / 876,013.80-1,314,020.70-767,538.60

Finding the Fourth Proportional to 876,013.80, 1,314,020.70 and 767,538.60

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Solution

The fourth proportional to 876,013.80, 1,314,020.70 and 767,538.60 is: 1,151,307.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,013.80 : 1,314,020.70 = 767,538.60 : x
  2. Step 2: Convert to fraction form
    876,013.80/1,314,020.70 = 767,538.60/x
  3. Step 3: Cross multiply
    876,013.80x = 1,314,020.70 × 767,538.60
  4. Step 4: Simplify right side
    876,013.80x = 1,008,561,608,449.02
  5. Step 5: Solve for x
    x = 1,008,561,608,449.02/876,013.80
  6. Step 6: Final answer
    x = 1,151,307.90

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Similar ratio
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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.