Home / 1,322,370.60-1,982,393.07-524,212.80

Finding the Fourth Proportional to 1,322,370.60, 1,982,393.07 and 524,212.80

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Solution

The fourth proportional to 1,322,370.60, 1,982,393.07 and 524,212.80 is: 785,858.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,370.60 : 1,982,393.07 = 524,212.80 : x
  2. Step 2: Convert to fraction form
    1,322,370.60/1,982,393.07 = 524,212.80/x
  3. Step 3: Cross multiply
    1,322,370.60x = 1,982,393.07 × 524,212.80
  4. Step 4: Simplify right side
    1,322,370.60x = 1,039,195,821,925.30
  5. Step 5: Solve for x
    x = 1,039,195,821,925.30/1,322,370.60
  6. Step 6: Final answer
    x = 785,858.23

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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.