Home / 5,686,987.46-8,530,481.21-1,900,470.33

Finding the Fourth Proportional to 5,686,987.46, 8,530,481.21 and 1,900,470.33

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Solution

The fourth proportional to 5,686,987.46, 8,530,481.21 and 1,900,470.33 is: 2,850,705.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,686,987.46 : 8,530,481.21 = 1,900,470.33 : x
  2. Step 2: Convert to fraction form
    5,686,987.46/8,530,481.21 = 1,900,470.33/x
  3. Step 3: Cross multiply
    5,686,987.46x = 8,530,481.21 × 1,900,470.33
  4. Step 4: Simplify right side
    5,686,987.46x = 16,211,926,430,725.15
  5. Step 5: Solve for x
    x = 16,211,926,430,725.15/5,686,987.46
  6. Step 6: Final answer
    x = 2,850,705.50

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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.