Home / 2,950,628.88-4,071,993.04-1,643,879.76

Finding the Fourth Proportional to 2,950,628.88, 4,071,993.04 and 1,643,879.76

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Solution

The fourth proportional to 2,950,628.88, 4,071,993.04 and 1,643,879.76 is: 2,268,623.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950,628.88 : 4,071,993.04 = 1,643,879.76 : x
  2. Step 2: Convert to fraction form
    2,950,628.88/4,071,993.04 = 1,643,879.76/x
  3. Step 3: Cross multiply
    2,950,628.88x = 4,071,993.04 × 1,643,879.76
  4. Step 4: Simplify right side
    2,950,628.88x = 6,693,866,941,316.87
  5. Step 5: Solve for x
    x = 6,693,866,941,316.87/2,950,628.88
  6. Step 6: Final answer
    x = 2,268,623.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.