Home / 1,153,213.60-1,591,425.26-629,924.64

Finding the Fourth Proportional to 1,153,213.60, 1,591,425.26 and 629,924.64

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Solution

The fourth proportional to 1,153,213.60, 1,591,425.26 and 629,924.64 is: 869,290.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,213.60 : 1,591,425.26 = 629,924.64 : x
  2. Step 2: Convert to fraction form
    1,153,213.60/1,591,425.26 = 629,924.64/x
  3. Step 3: Cross multiply
    1,153,213.60x = 1,591,425.26 × 629,924.64
  4. Step 4: Simplify right side
    1,153,213.60x = 1,002,477,985,567.22
  5. Step 5: Solve for x
    x = 1,002,477,985,567.22/1,153,213.60
  6. Step 6: Final answer
    x = 869,290.81

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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.