Home / 1,250,136.27-1,873,917.21-491,670.21

Finding the Fourth Proportional to 1,250,136.27, 1,873,917.21 and 491,670.21

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Solution

The fourth proportional to 1,250,136.27, 1,873,917.21 and 491,670.21 is: 736,999.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,136.27 : 1,873,917.21 = 491,670.21 : x
  2. Step 2: Convert to fraction form
    1,250,136.27/1,873,917.21 = 491,670.21/x
  3. Step 3: Cross multiply
    1,250,136.27x = 1,873,917.21 × 491,670.21
  4. Step 4: Simplify right side
    1,250,136.27x = 921,349,268,163.31
  5. Step 5: Solve for x
    x = 921,349,268,163.31/1,250,136.27
  6. Step 6: Final answer
    x = 736,999.07

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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.