Home / 1,632,181.25-2,447,322.13-1,200,157.09

Finding the Fourth Proportional to 1,632,181.25, 2,447,322.13 and 1,200,157.09

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Solution

The fourth proportional to 1,632,181.25, 2,447,322.13 and 1,200,157.09 is: 1,799,537.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632,181.25 : 2,447,322.13 = 1,200,157.09 : x
  2. Step 2: Convert to fraction form
    1,632,181.25/2,447,322.13 = 1,200,157.09/x
  3. Step 3: Cross multiply
    1,632,181.25x = 2,447,322.13 × 1,200,157.09
  4. Step 4: Simplify right side
    1,632,181.25x = 2,937,170,999,322.86
  5. Step 5: Solve for x
    x = 2,937,170,999,322.86/1,632,181.25
  6. Step 6: Final answer
    x = 1,799,537.27

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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.