Home / 1,015,405.26-1,522,610.28-416,203.44

Finding the Fourth Proportional to 1,015,405.26, 1,522,610.28 and 416,203.44

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Solution

The fourth proportional to 1,015,405.26, 1,522,610.28 and 416,203.44 is: 624,101.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,405.26 : 1,522,610.28 = 416,203.44 : x
  2. Step 2: Convert to fraction form
    1,015,405.26/1,522,610.28 = 416,203.44/x
  3. Step 3: Cross multiply
    1,015,405.26x = 1,522,610.28 × 416,203.44
  4. Step 4: Simplify right side
    1,015,405.26x = 633,715,636,315.36
  5. Step 5: Solve for x
    x = 633,715,636,315.36/1,015,405.26
  6. Step 6: Final answer
    x = 624,101.20

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1.5x scale

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.