Home / 3,077,999.80-4,616,999.70-2,912,662.60

Finding the Fourth Proportional to 3,077,999.80, 4,616,999.70 and 2,912,662.60

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Solution

The fourth proportional to 3,077,999.80, 4,616,999.70 and 2,912,662.60 is: 4,368,993.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077,999.80 : 4,616,999.70 = 2,912,662.60 : x
  2. Step 2: Convert to fraction form
    3,077,999.80/4,616,999.70 = 2,912,662.60/x
  3. Step 3: Cross multiply
    3,077,999.80x = 4,616,999.70 × 2,912,662.60
  4. Step 4: Simplify right side
    3,077,999.80x = 13,447,762,350,401.22
  5. Step 5: Solve for x
    x = 13,447,762,350,401.22/3,077,999.80
  6. Step 6: Final answer
    x = 4,368,993.90

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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.