Home / 1,422,468.32-1,963,040.46-810,608

Finding the Fourth Proportional to 1,422,468.32, 1,963,040.46 and 810,608

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Solution

The fourth proportional to 1,422,468.32, 1,963,040.46 and 810,608 is: 1,118,658.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,468.32 : 1,963,040.46 = 810,608 : x
  2. Step 2: Convert to fraction form
    1,422,468.32/1,963,040.46 = 810,608/x
  3. Step 3: Cross multiply
    1,422,468.32x = 1,963,040.46 × 810,608
  4. Step 4: Simplify right side
    1,422,468.32x = 1,591,256,301,199.68
  5. Step 5: Solve for x
    x = 1,591,256,301,199.68/1,422,468.32
  6. Step 6: Final answer
    x = 1,118,658.52

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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.