Home / 3,063,634.40-4,225,063.20-1,917,819.20

Finding the Fourth Proportional to 3,063,634.40, 4,225,063.20 and 1,917,819.20

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Solution

The fourth proportional to 3,063,634.40, 4,225,063.20 and 1,917,819.20 is: 2,644,867.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063,634.40 : 4,225,063.20 = 1,917,819.20 : x
  2. Step 2: Convert to fraction form
    3,063,634.40/4,225,063.20 = 1,917,819.20/x
  3. Step 3: Cross multiply
    3,063,634.40x = 4,225,063.20 × 1,917,819.20
  4. Step 4: Simplify right side
    3,063,634.40x = 8,102,907,326,173.44
  5. Step 5: Solve for x
    x = 8,102,907,326,173.44/3,063,634.40
  6. Step 6: Final answer
    x = 2,644,867.59

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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.