Home / 3,221,226.25-4,445,178.91-1,770,911.17

Finding the Fourth Proportional to 3,221,226.25, 4,445,178.91 and 1,770,911.17

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Solution

The fourth proportional to 3,221,226.25, 4,445,178.91 and 1,770,911.17 is: 2,443,795.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,226.25 : 4,445,178.91 = 1,770,911.17 : x
  2. Step 2: Convert to fraction form
    3,221,226.25/4,445,178.91 = 1,770,911.17/x
  3. Step 3: Cross multiply
    3,221,226.25x = 4,445,178.91 × 1,770,911.17
  4. Step 4: Simplify right side
    3,221,226.25x = 7,872,016,984,367.43
  5. Step 5: Solve for x
    x = 7,872,016,984,367.43/3,221,226.25
  6. Step 6: Final answer
    x = 2,443,795.12

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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.