Home / 1,375,833.60-2,063,763.36-416,296.80

Finding the Fourth Proportional to 1,375,833.60, 2,063,763.36 and 416,296.80

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Solution

The fourth proportional to 1,375,833.60, 2,063,763.36 and 416,296.80 is: 624,449.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,833.60 : 2,063,763.36 = 416,296.80 : x
  2. Step 2: Convert to fraction form
    1,375,833.60/2,063,763.36 = 416,296.80/x
  3. Step 3: Cross multiply
    1,375,833.60x = 2,063,763.36 × 416,296.80
  4. Step 4: Simplify right side
    1,375,833.60x = 859,138,082,725.25
  5. Step 5: Solve for x
    x = 859,138,082,725.25/1,375,833.60
  6. Step 6: Final answer
    x = 624,449.12

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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.