Home / 1,276,771.50-1,761,956.46-703,832.13

Finding the Fourth Proportional to 1,276,771.50, 1,761,956.46 and 703,832.13

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Solution

The fourth proportional to 1,276,771.50, 1,761,956.46 and 703,832.13 is: 971,294.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,771.50 : 1,761,956.46 = 703,832.13 : x
  2. Step 2: Convert to fraction form
    1,276,771.50/1,761,956.46 = 703,832.13/x
  3. Step 3: Cross multiply
    1,276,771.50x = 1,761,956.46 × 703,832.13
  4. Step 4: Simplify right side
    1,276,771.50x = 1,240,121,568,209.06
  5. Step 5: Solve for x
    x = 1,240,121,568,209.06/1,276,771.50
  6. Step 6: Final answer
    x = 971,294.84

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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.