Home / 3,258,131.44-4,496,220.12-1,899,742

Finding the Fourth Proportional to 3,258,131.44, 4,496,220.12 and 1,899,742

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Solution

The fourth proportional to 3,258,131.44, 4,496,220.12 and 1,899,742 is: 2,621,643.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258,131.44 : 4,496,220.12 = 1,899,742 : x
  2. Step 2: Convert to fraction form
    3,258,131.44/4,496,220.12 = 1,899,742/x
  3. Step 3: Cross multiply
    3,258,131.44x = 4,496,220.12 × 1,899,742
  4. Step 4: Simplify right side
    3,258,131.44x = 8,541,658,203,209.04
  5. Step 5: Solve for x
    x = 8,541,658,203,209.04/3,258,131.44
  6. Step 6: Final answer
    x = 2,621,643.22

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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.