Home / 1,131,137.68-1,560,999.84-614,926.32

Finding the Fourth Proportional to 1,131,137.68, 1,560,999.84 and 614,926.32

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Solution

The fourth proportional to 1,131,137.68, 1,560,999.84 and 614,926.32 is: 848,614.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,137.68 : 1,560,999.84 = 614,926.32 : x
  2. Step 2: Convert to fraction form
    1,131,137.68/1,560,999.84 = 614,926.32/x
  3. Step 3: Cross multiply
    1,131,137.68x = 1,560,999.84 × 614,926.32
  4. Step 4: Simplify right side
    1,131,137.68x = 959,899,887,131.79
  5. Step 5: Solve for x
    x = 959,899,887,131.79/1,131,137.68
  6. Step 6: Final answer
    x = 848,614.54

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1.5x scale

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.