Home / 3,187,119.20-4,398,224.82-1,736,814.20

Finding the Fourth Proportional to 3,187,119.20, 4,398,224.82 and 1,736,814.20

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Solution

The fourth proportional to 3,187,119.20, 4,398,224.82 and 1,736,814.20 is: 2,396,803.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,119.20 : 4,398,224.82 = 1,736,814.20 : x
  2. Step 2: Convert to fraction form
    3,187,119.20/4,398,224.82 = 1,736,814.20/x
  3. Step 3: Cross multiply
    3,187,119.20x = 4,398,224.82 × 1,736,814.20
  4. Step 4: Simplify right side
    3,187,119.20x = 7,638,899,322,168.44
  5. Step 5: Solve for x
    x = 7,638,899,322,168.44/3,187,119.20
  6. Step 6: Final answer
    x = 2,396,803.77

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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.