Home / 4,949,804.77-7,424,739.96-1,917,507.40

Finding the Fourth Proportional to 4,949,804.77, 7,424,739.96 and 1,917,507.40

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Solution

The fourth proportional to 4,949,804.77, 7,424,739.96 and 1,917,507.40 is: 2,876,273.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949,804.77 : 7,424,739.96 = 1,917,507.40 : x
  2. Step 2: Convert to fraction form
    4,949,804.77/7,424,739.96 = 1,917,507.40/x
  3. Step 3: Cross multiply
    4,949,804.77x = 7,424,739.96 × 1,917,507.40
  4. Step 4: Simplify right side
    4,949,804.77x = 14,236,993,816,375.70
  5. Step 5: Solve for x
    x = 14,236,993,816,375.70/4,949,804.77
  6. Step 6: Final answer
    x = 2,876,273.81

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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.