Home / 3,770,112.60-5,654,909.70-1,211,290.20

Finding the Fourth Proportional to 3,770,112.60, 5,654,909.70 and 1,211,290.20

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Solution

The fourth proportional to 3,770,112.60, 5,654,909.70 and 1,211,290.20 is: 1,816,852.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,770,112.60 : 5,654,909.70 = 1,211,290.20 : x
  2. Step 2: Convert to fraction form
    3,770,112.60/5,654,909.70 = 1,211,290.20/x
  3. Step 3: Cross multiply
    3,770,112.60x = 5,654,909.70 × 1,211,290.20
  4. Step 4: Simplify right side
    3,770,112.60x = 6,849,736,701,494.94
  5. Step 5: Solve for x
    x = 6,849,736,701,494.94/3,770,112.60
  6. Step 6: Final answer
    x = 1,816,852.02

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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.