Home / 1,223,403.20-1,835,104.80-324,843.20

Finding the Fourth Proportional to 1,223,403.20, 1,835,104.80 and 324,843.20

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Solution

The fourth proportional to 1,223,403.20, 1,835,104.80 and 324,843.20 is: 487,264.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,403.20 : 1,835,104.80 = 324,843.20 : x
  2. Step 2: Convert to fraction form
    1,223,403.20/1,835,104.80 = 324,843.20/x
  3. Step 3: Cross multiply
    1,223,403.20x = 1,835,104.80 × 324,843.20
  4. Step 4: Simplify right side
    1,223,403.20x = 596,121,315,567.36
  5. Step 5: Solve for x
    x = 596,121,315,567.36/1,223,403.20
  6. Step 6: Final answer
    x = 487,264.80

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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.