Home / 2,992,994.80-4,489,492.20-1,196,155.60

Finding the Fourth Proportional to 2,992,994.80, 4,489,492.20 and 1,196,155.60

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Solution

The fourth proportional to 2,992,994.80, 4,489,492.20 and 1,196,155.60 is: 1,794,233.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992,994.80 : 4,489,492.20 = 1,196,155.60 : x
  2. Step 2: Convert to fraction form
    2,992,994.80/4,489,492.20 = 1,196,155.60/x
  3. Step 3: Cross multiply
    2,992,994.80x = 4,489,492.20 × 1,196,155.60
  4. Step 4: Simplify right side
    2,992,994.80x = 5,370,131,236,186.32
  5. Step 5: Solve for x
    x = 5,370,131,236,186.32/2,992,994.80
  6. Step 6: Final answer
    x = 1,794,233.40

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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.