Home / 3,192,673.80-4,405,992.84-1,815,982.02

Finding the Fourth Proportional to 3,192,673.80, 4,405,992.84 and 1,815,982.02

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Solution

The fourth proportional to 3,192,673.80, 4,405,992.84 and 1,815,982.02 is: 2,506,113.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192,673.80 : 4,405,992.84 = 1,815,982.02 : x
  2. Step 2: Convert to fraction form
    3,192,673.80/4,405,992.84 = 1,815,982.02/x
  3. Step 3: Cross multiply
    3,192,673.80x = 4,405,992.84 × 1,815,982.02
  4. Step 4: Simplify right side
    3,192,673.80x = 8,001,203,777,688.74
  5. Step 5: Solve for x
    x = 8,001,203,777,688.74/3,192,673.80
  6. Step 6: Final answer
    x = 2,506,113.77

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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.