Home / 1,153,747.94-1,729,512.69-774,774.33

Finding the Fourth Proportional to 1,153,747.94, 1,729,512.69 and 774,774.33

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Solution

The fourth proportional to 1,153,747.94, 1,729,512.69 and 774,774.33 is: 1,161,416.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,747.94 : 1,729,512.69 = 774,774.33 : x
  2. Step 2: Convert to fraction form
    1,153,747.94/1,729,512.69 = 774,774.33/x
  3. Step 3: Cross multiply
    1,153,747.94x = 1,729,512.69 × 774,774.33
  4. Step 4: Simplify right side
    1,153,747.94x = 1,339,982,035,621.25
  5. Step 5: Solve for x
    x = 1,339,982,035,621.25/1,153,747.94
  6. Step 6: Final answer
    x = 1,161,416.63

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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.