Home / 2,259,769.58-3,118,674.34-1,279,882.92

Finding the Fourth Proportional to 2,259,769.58, 3,118,674.34 and 1,279,882.92

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Solution

The fourth proportional to 2,259,769.58, 3,118,674.34 and 1,279,882.92 is: 1,766,347.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259,769.58 : 3,118,674.34 = 1,279,882.92 : x
  2. Step 2: Convert to fraction form
    2,259,769.58/3,118,674.34 = 1,279,882.92/x
  3. Step 3: Cross multiply
    2,259,769.58x = 3,118,674.34 × 1,279,882.92
  4. Step 4: Simplify right side
    2,259,769.58x = 3,991,538,020,808.27
  5. Step 5: Solve for x
    x = 3,991,538,020,808.27/2,259,769.58
  6. Step 6: Final answer
    x = 1,766,347.36

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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.