Home / 2,082,317.80-3,121,403.10-958,426.60

Finding the Fourth Proportional to 2,082,317.80, 3,121,403.10 and 958,426.60

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Solution

The fourth proportional to 2,082,317.80, 3,121,403.10 and 958,426.60 is: 1,436,685.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,082,317.80 : 3,121,403.10 = 958,426.60 : x
  2. Step 2: Convert to fraction form
    2,082,317.80/3,121,403.10 = 958,426.60/x
  3. Step 3: Cross multiply
    2,082,317.80x = 3,121,403.10 × 958,426.60
  4. Step 4: Simplify right side
    2,082,317.80x = 2,991,635,760,362.46
  5. Step 5: Solve for x
    x = 2,991,635,760,362.46/2,082,317.80
  6. Step 6: Final answer
    x = 1,436,685.49

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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.