Home / 3,847,940.80-5,770,550.40-1,323,008.80

Finding the Fourth Proportional to 3,847,940.80, 5,770,550.40 and 1,323,008.80

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Solution

The fourth proportional to 3,847,940.80, 5,770,550.40 and 1,323,008.80 is: 1,984,045.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847,940.80 : 5,770,550.40 = 1,323,008.80 : x
  2. Step 2: Convert to fraction form
    3,847,940.80/5,770,550.40 = 1,323,008.80/x
  3. Step 3: Cross multiply
    3,847,940.80x = 5,770,550.40 × 1,323,008.80
  4. Step 4: Simplify right side
    3,847,940.80x = 7,634,488,960,043.52
  5. Step 5: Solve for x
    x = 7,634,488,960,043.52/3,847,940.80
  6. Step 6: Final answer
    x = 1,984,045.33

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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.