Home / 2,100,191.29-3,150,940.67-752,365.46

Finding the Fourth Proportional to 2,100,191.29, 3,150,940.67 and 752,365.46

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Solution

The fourth proportional to 2,100,191.29, 3,150,940.67 and 752,365.46 is: 1,128,782.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,191.29 : 3,150,940.67 = 752,365.46 : x
  2. Step 2: Convert to fraction form
    2,100,191.29/3,150,940.67 = 752,365.46/x
  3. Step 3: Cross multiply
    2,100,191.29x = 3,150,940.67 × 752,365.46
  4. Step 4: Simplify right side
    2,100,191.29x = 2,370,658,926,617.26
  5. Step 5: Solve for x
    x = 2,370,658,926,617.26/2,100,191.29
  6. Step 6: Final answer
    x = 1,128,782.38

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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.