Home / 1,132,575.37-1,699,157.10-422,608.75

Finding the Fourth Proportional to 1,132,575.37, 1,699,157.10 and 422,608.75

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Solution

The fourth proportional to 1,132,575.37, 1,699,157.10 and 422,608.75 is: 634,022.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,575.37 : 1,699,157.10 = 422,608.75 : x
  2. Step 2: Convert to fraction form
    1,132,575.37/1,699,157.10 = 422,608.75/x
  3. Step 3: Cross multiply
    1,132,575.37x = 1,699,157.10 × 422,608.75
  4. Step 4: Simplify right side
    1,132,575.37x = 718,078,658,084.63
  5. Step 5: Solve for x
    x = 718,078,658,084.63/1,132,575.37
  6. Step 6: Final answer
    x = 634,022.84

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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.