Home / 2,529,133.20-3,489,985.44-1,426,503.89

Finding the Fourth Proportional to 2,529,133.20, 3,489,985.44 and 1,426,503.89

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Solution

The fourth proportional to 2,529,133.20, 3,489,985.44 and 1,426,503.89 is: 1,968,452.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529,133.20 : 3,489,985.44 = 1,426,503.89 : x
  2. Step 2: Convert to fraction form
    2,529,133.20/3,489,985.44 = 1,426,503.89/x
  3. Step 3: Cross multiply
    2,529,133.20x = 3,489,985.44 × 1,426,503.89
  4. Step 4: Simplify right side
    2,529,133.20x = 4,978,477,814,928.33
  5. Step 5: Solve for x
    x = 4,978,477,814,928.33/2,529,133.20
  6. Step 6: Final answer
    x = 1,968,452.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.