Home / 1,449,660.60-2,174,322-384,785.40

Finding the Fourth Proportional to 1,449,660.60, 2,174,322 and 384,785.40

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Solution

The fourth proportional to 1,449,660.60, 2,174,322 and 384,785.40 is: 577,133.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,660.60 : 2,174,322 = 384,785.40 : x
  2. Step 2: Convert to fraction form
    1,449,660.60/2,174,322 = 384,785.40/x
  3. Step 3: Cross multiply
    1,449,660.60x = 2,174,322 × 384,785.40
  4. Step 4: Simplify right side
    1,449,660.60x = 836,647,360,498.80
  5. Step 5: Solve for x
    x = 836,647,360,498.80/1,449,660.60
  6. Step 6: Final answer
    x = 577,133.27

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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.