Home / 1,269,434.68-1,751,938.49-725,464.22

Finding the Fourth Proportional to 1,269,434.68, 1,751,938.49 and 725,464.22

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Solution

The fourth proportional to 1,269,434.68, 1,751,938.49 and 725,464.22 is: 1,001,208.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,434.68 : 1,751,938.49 = 725,464.22 : x
  2. Step 2: Convert to fraction form
    1,269,434.68/1,751,938.49 = 725,464.22/x
  3. Step 3: Cross multiply
    1,269,434.68x = 1,751,938.49 × 725,464.22
  4. Step 4: Simplify right side
    1,269,434.68x = 1,270,968,696,329.33
  5. Step 5: Solve for x
    x = 1,270,968,696,329.33/1,269,434.68
  6. Step 6: Final answer
    x = 1,001,208.43

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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.