Home / 1,309,319.67-1,806,843.87-736,359.96

Finding the Fourth Proportional to 1,309,319.67, 1,806,843.87 and 736,359.96

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Solution

The fourth proportional to 1,309,319.67, 1,806,843.87 and 736,359.96 is: 1,016,167.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,319.67 : 1,806,843.87 = 736,359.96 : x
  2. Step 2: Convert to fraction form
    1,309,319.67/1,806,843.87 = 736,359.96/x
  3. Step 3: Cross multiply
    1,309,319.67x = 1,806,843.87 × 736,359.96
  4. Step 4: Simplify right side
    1,309,319.67x = 1,330,487,479,839.45
  5. Step 5: Solve for x
    x = 1,330,487,479,839.45/1,309,319.67
  6. Step 6: Final answer
    x = 1,016,167.03

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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.