Home / 3,149,768.50-4,348,024.08-2,117,874.40

Finding the Fourth Proportional to 3,149,768.50, 4,348,024.08 and 2,117,874.40

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Solution

The fourth proportional to 3,149,768.50, 4,348,024.08 and 2,117,874.40 is: 2,923,570.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,768.50 : 4,348,024.08 = 2,117,874.40 : x
  2. Step 2: Convert to fraction form
    3,149,768.50/4,348,024.08 = 2,117,874.40/x
  3. Step 3: Cross multiply
    3,149,768.50x = 4,348,024.08 × 2,117,874.40
  4. Step 4: Simplify right side
    3,149,768.50x = 9,208,568,889,615.55
  5. Step 5: Solve for x
    x = 9,208,568,889,615.55/3,149,768.50
  6. Step 6: Final answer
    x = 2,923,570.06

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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.