Home / 1,080,082.60-1,620,118.06-440,383.86

Finding the Fourth Proportional to 1,080,082.60, 1,620,118.06 and 440,383.86

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Solution

The fourth proportional to 1,080,082.60, 1,620,118.06 and 440,383.86 is: 660,573.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,082.60 : 1,620,118.06 = 440,383.86 : x
  2. Step 2: Convert to fraction form
    1,080,082.60/1,620,118.06 = 440,383.86/x
  3. Step 3: Cross multiply
    1,080,082.60x = 1,620,118.06 × 440,383.86
  4. Step 4: Simplify right side
    1,080,082.60x = 713,473,848,374.13
  5. Step 5: Solve for x
    x = 713,473,848,374.13/1,080,082.60
  6. Step 6: Final answer
    x = 660,573.41

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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.