Home / 1,448,561.29-1,999,222.85-867,809.26

Finding the Fourth Proportional to 1,448,561.29, 1,999,222.85 and 867,809.26

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Solution

The fourth proportional to 1,448,561.29, 1,999,222.85 and 867,809.26 is: 1,197,701.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,561.29 : 1,999,222.85 = 867,809.26 : x
  2. Step 2: Convert to fraction form
    1,448,561.29/1,999,222.85 = 867,809.26/x
  3. Step 3: Cross multiply
    1,448,561.29x = 1,999,222.85 × 867,809.26
  4. Step 4: Simplify right side
    1,448,561.29x = 1,734,944,101,820.72
  5. Step 5: Solve for x
    x = 1,734,944,101,820.72/1,448,561.29
  6. Step 6: Final answer
    x = 1,197,701.55

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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.