Home / 1,383,212.80-2,074,473.60-530,099.20

Finding the Fourth Proportional to 1,383,212.80, 2,074,473.60 and 530,099.20

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Solution

The fourth proportional to 1,383,212.80, 2,074,473.60 and 530,099.20 is: 795,016.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,212.80 : 2,074,473.60 = 530,099.20 : x
  2. Step 2: Convert to fraction form
    1,383,212.80/2,074,473.60 = 530,099.20/x
  3. Step 3: Cross multiply
    1,383,212.80x = 2,074,473.60 × 530,099.20
  4. Step 4: Simplify right side
    1,383,212.80x = 1,099,676,795,781.12
  5. Step 5: Solve for x
    x = 1,099,676,795,781.12/1,383,212.80
  6. Step 6: Final answer
    x = 795,016.35

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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.