Home / 1,121,524.35-1,682,551.69-363,364.58

Finding the Fourth Proportional to 1,121,524.35, 1,682,551.69 and 363,364.58

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Solution

The fourth proportional to 1,121,524.35, 1,682,551.69 and 363,364.58 is: 545,132.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,524.35 : 1,682,551.69 = 363,364.58 : x
  2. Step 2: Convert to fraction form
    1,121,524.35/1,682,551.69 = 363,364.58/x
  3. Step 3: Cross multiply
    1,121,524.35x = 1,682,551.69 × 363,364.58
  4. Step 4: Simplify right side
    1,121,524.35x = 611,379,693,507.03
  5. Step 5: Solve for x
    x = 611,379,693,507.03/1,121,524.35
  6. Step 6: Final answer
    x = 545,132.79

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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.