Home / 1,080,771.90-1,619,755.74-440,330.82

Finding the Fourth Proportional to 1,080,771.90, 1,619,755.74 and 440,330.82

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Solution

The fourth proportional to 1,080,771.90, 1,619,755.74 and 440,330.82 is: 659,924.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,771.90 : 1,619,755.74 = 440,330.82 : x
  2. Step 2: Convert to fraction form
    1,080,771.90/1,619,755.74 = 440,330.82/x
  3. Step 3: Cross multiply
    1,080,771.90x = 1,619,755.74 × 440,330.82
  4. Step 4: Simplify right side
    1,080,771.90x = 713,228,373,193.91
  5. Step 5: Solve for x
    x = 713,228,373,193.91/1,080,771.90
  6. Step 6: Final answer
    x = 659,924.98

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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.