Home / 3,867,621.51-5,337,004.77-2,236,133.55

Finding the Fourth Proportional to 3,867,621.51, 5,337,004.77 and 2,236,133.55

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Solution

The fourth proportional to 3,867,621.51, 5,337,004.77 and 2,236,133.55 is: 3,085,683.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867,621.51 : 5,337,004.77 = 2,236,133.55 : x
  2. Step 2: Convert to fraction form
    3,867,621.51/5,337,004.77 = 2,236,133.55/x
  3. Step 3: Cross multiply
    3,867,621.51x = 5,337,004.77 × 2,236,133.55
  4. Step 4: Simplify right side
    3,867,621.51x = 11,934,255,422,707.03
  5. Step 5: Solve for x
    x = 11,934,255,422,707.03/3,867,621.51
  6. Step 6: Final answer
    x = 3,085,683.38

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1.5x scale

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.