Home / 2,774,485.44-4,161,728.16-779,941.44

Finding the Fourth Proportional to 2,774,485.44, 4,161,728.16 and 779,941.44

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Solution

The fourth proportional to 2,774,485.44, 4,161,728.16 and 779,941.44 is: 1,169,912.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774,485.44 : 4,161,728.16 = 779,941.44 : x
  2. Step 2: Convert to fraction form
    2,774,485.44/4,161,728.16 = 779,941.44/x
  3. Step 3: Cross multiply
    2,774,485.44x = 4,161,728.16 × 779,941.44
  4. Step 4: Simplify right side
    2,774,485.44x = 3,245,904,253,998.95
  5. Step 5: Solve for x
    x = 3,245,904,253,998.95/2,774,485.44
  6. Step 6: Final answer
    x = 1,169,912.16

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1.5x scale

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.