Home / 1,882,992.80-2,824,489.20-620,656.40

Finding the Fourth Proportional to 1,882,992.80, 2,824,489.20 and 620,656.40

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Solution

The fourth proportional to 1,882,992.80, 2,824,489.20 and 620,656.40 is: 930,984.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882,992.80 : 2,824,489.20 = 620,656.40 : x
  2. Step 2: Convert to fraction form
    1,882,992.80/2,824,489.20 = 620,656.40/x
  3. Step 3: Cross multiply
    1,882,992.80x = 2,824,489.20 × 620,656.40
  4. Step 4: Simplify right side
    1,882,992.80x = 1,753,037,298,710.88
  5. Step 5: Solve for x
    x = 1,753,037,298,710.88/1,882,992.80
  6. Step 6: Final answer
    x = 930,984.60

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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.