Home / 985,651.98-1,479,839.45-681,296.37

Finding the Fourth Proportional to 985,651.98, 1,479,839.45 and 681,296.37

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Solution

The fourth proportional to 985,651.98, 1,479,839.45 and 681,296.37 is: 1,022,885.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,651.98 : 1,479,839.45 = 681,296.37 : x
  2. Step 2: Convert to fraction form
    985,651.98/1,479,839.45 = 681,296.37/x
  3. Step 3: Cross multiply
    985,651.98x = 1,479,839.45 × 681,296.37
  4. Step 4: Simplify right side
    985,651.98x = 1,008,209,242,061.31
  5. Step 5: Solve for x
    x = 1,008,209,242,061.31/985,651.98
  6. Step 6: Final answer
    x = 1,022,885.63

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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.