Home / 3,120,584.90-4,680,891.93-1,323,016.70

Finding the Fourth Proportional to 3,120,584.90, 4,680,891.93 and 1,323,016.70

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Solution

The fourth proportional to 3,120,584.90, 4,680,891.93 and 1,323,016.70 is: 1,984,531.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,584.90 : 4,680,891.93 = 1,323,016.70 : x
  2. Step 2: Convert to fraction form
    3,120,584.90/4,680,891.93 = 1,323,016.70/x
  3. Step 3: Cross multiply
    3,120,584.90x = 4,680,891.93 × 1,323,016.70
  4. Step 4: Simplify right side
    3,120,584.90x = 6,192,898,194,285.23
  5. Step 5: Solve for x
    x = 6,192,898,194,285.23/3,120,584.90
  6. Step 6: Final answer
    x = 1,984,531.23

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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.