Home / 1,361,958.06-1,879,428.42-749,991.22

Finding the Fourth Proportional to 1,361,958.06, 1,879,428.42 and 749,991.22

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Solution

The fourth proportional to 1,361,958.06, 1,879,428.42 and 749,991.22 is: 1,034,947.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,958.06 : 1,879,428.42 = 749,991.22 : x
  2. Step 2: Convert to fraction form
    1,361,958.06/1,879,428.42 = 749,991.22/x
  3. Step 3: Cross multiply
    1,361,958.06x = 1,879,428.42 × 749,991.22
  4. Step 4: Simplify right side
    1,361,958.06x = 1,409,554,808,919.90
  5. Step 5: Solve for x
    x = 1,409,554,808,919.90/1,361,958.06
  6. Step 6: Final answer
    x = 1,034,947.29

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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.