Home / 1,990,268.94-2,984,550.42-925,199.94

Finding the Fourth Proportional to 1,990,268.94, 2,984,550.42 and 925,199.94

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Solution

The fourth proportional to 1,990,268.94, 2,984,550.42 and 925,199.94 is: 1,387,403.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,990,268.94 : 2,984,550.42 = 925,199.94 : x
  2. Step 2: Convert to fraction form
    1,990,268.94/2,984,550.42 = 925,199.94/x
  3. Step 3: Cross multiply
    1,990,268.94x = 2,984,550.42 × 925,199.94
  4. Step 4: Simplify right side
    1,990,268.94x = 2,761,305,869,510.97
  5. Step 5: Solve for x
    x = 2,761,305,869,510.97/1,990,268.94
  6. Step 6: Final answer
    x = 1,387,403.39

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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.