Home / 933,912.99-1,393,131.02-906,381.38

Finding the Fourth Proportional to 933,912.99, 1,393,131.02 and 906,381.38

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Solution

The fourth proportional to 933,912.99, 1,393,131.02 and 906,381.38 is: 1,352,061.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,912.99 : 1,393,131.02 = 906,381.38 : x
  2. Step 2: Convert to fraction form
    933,912.99/1,393,131.02 = 906,381.38/x
  3. Step 3: Cross multiply
    933,912.99x = 1,393,131.02 × 906,381.38
  4. Step 4: Simplify right side
    933,912.99x = 1,262,708,015,379.33
  5. Step 5: Solve for x
    x = 1,262,708,015,379.33/933,912.99
  6. Step 6: Final answer
    x = 1,352,061.73

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.