Home / 1,493,711.37-2,240,568.43-640,229.18

Finding the Fourth Proportional to 1,493,711.37, 2,240,568.43 and 640,229.18

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Solution

The fourth proportional to 1,493,711.37, 2,240,568.43 and 640,229.18 is: 960,344.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,711.37 : 2,240,568.43 = 640,229.18 : x
  2. Step 2: Convert to fraction form
    1,493,711.37/2,240,568.43 = 640,229.18/x
  3. Step 3: Cross multiply
    1,493,711.37x = 2,240,568.43 × 640,229.18
  4. Step 4: Simplify right side
    1,493,711.37x = 1,434,477,275,869.37
  5. Step 5: Solve for x
    x = 1,434,477,275,869.37/1,493,711.37
  6. Step 6: Final answer
    x = 960,344.35

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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.