Home / 1,259,725.10-1,738,643.94-743,441.83

Finding the Fourth Proportional to 1,259,725.10, 1,738,643.94 and 743,441.83

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Solution

The fourth proportional to 1,259,725.10, 1,738,643.94 and 743,441.83 is: 1,026,081.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,725.10 : 1,738,643.94 = 743,441.83 : x
  2. Step 2: Convert to fraction form
    1,259,725.10/1,738,643.94 = 743,441.83/x
  3. Step 3: Cross multiply
    1,259,725.10x = 1,738,643.94 × 743,441.83
  4. Step 4: Simplify right side
    1,259,725.10x = 1,292,580,628,125.40
  5. Step 5: Solve for x
    x = 1,292,580,628,125.40/1,259,725.10
  6. Step 6: Final answer
    x = 1,026,081.51

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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.