Home / 3,549,847.40-5,324,771.10-2,919,991.40

Finding the Fourth Proportional to 3,549,847.40, 5,324,771.10 and 2,919,991.40

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Solution

The fourth proportional to 3,549,847.40, 5,324,771.10 and 2,919,991.40 is: 4,379,987.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549,847.40 : 5,324,771.10 = 2,919,991.40 : x
  2. Step 2: Convert to fraction form
    3,549,847.40/5,324,771.10 = 2,919,991.40/x
  3. Step 3: Cross multiply
    3,549,847.40x = 5,324,771.10 × 2,919,991.40
  4. Step 4: Simplify right side
    3,549,847.40x = 15,548,285,818,968.54
  5. Step 5: Solve for x
    x = 15,548,285,818,968.54/3,549,847.40
  6. Step 6: Final answer
    x = 4,379,987.10

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1.5x scale

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.