Home / 3,540,171.40-4,884,176.82-2,089,140.64

Finding the Fourth Proportional to 3,540,171.40, 4,884,176.82 and 2,089,140.64

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Solution

The fourth proportional to 3,540,171.40, 4,884,176.82 and 2,089,140.64 is: 2,882,270.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540,171.40 : 4,884,176.82 = 2,089,140.64 : x
  2. Step 2: Convert to fraction form
    3,540,171.40/4,884,176.82 = 2,089,140.64/x
  3. Step 3: Cross multiply
    3,540,171.40x = 4,884,176.82 × 2,089,140.64
  4. Step 4: Simplify right side
    3,540,171.40x = 10,203,732,287,607.96
  5. Step 5: Solve for x
    x = 10,203,732,287,607.96/3,540,171.40
  6. Step 6: Final answer
    x = 2,882,270.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.