Home / 1,629,549.08-2,444,416.97-431,440.21

Finding the Fourth Proportional to 1,629,549.08, 2,444,416.97 and 431,440.21

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Solution

The fourth proportional to 1,629,549.08, 2,444,416.97 and 431,440.21 is: 647,185.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,549.08 : 2,444,416.97 = 431,440.21 : x
  2. Step 2: Convert to fraction form
    1,629,549.08/2,444,416.97 = 431,440.21/x
  3. Step 3: Cross multiply
    1,629,549.08x = 2,444,416.97 × 431,440.21
  4. Step 4: Simplify right side
    1,629,549.08x = 1,054,619,762,596.12
  5. Step 5: Solve for x
    x = 1,054,619,762,596.12/1,629,549.08
  6. Step 6: Final answer
    x = 647,185.03

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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.