Home / 1,131,307.75-1,561,234.26-615,096.37

Finding the Fourth Proportional to 1,131,307.75, 1,561,234.26 and 615,096.37

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Solution

The fourth proportional to 1,131,307.75, 1,561,234.26 and 615,096.37 is: 848,849.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,307.75 : 1,561,234.26 = 615,096.37 : x
  2. Step 2: Convert to fraction form
    1,131,307.75/1,561,234.26 = 615,096.37/x
  3. Step 3: Cross multiply
    1,131,307.75x = 1,561,234.26 × 615,096.37
  4. Step 4: Simplify right side
    1,131,307.75x = 960,309,526,045.64
  5. Step 5: Solve for x
    x = 960,309,526,045.64/1,131,307.75
  6. Step 6: Final answer
    x = 848,849.07

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Double scale
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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.