Home / 2,422,275.78-3,633,292.89-905,847.23

Finding the Fourth Proportional to 2,422,275.78, 3,633,292.89 and 905,847.23

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Solution

The fourth proportional to 2,422,275.78, 3,633,292.89 and 905,847.23 is: 1,358,725.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422,275.78 : 3,633,292.89 = 905,847.23 : x
  2. Step 2: Convert to fraction form
    2,422,275.78/3,633,292.89 = 905,847.23/x
  3. Step 3: Cross multiply
    2,422,275.78x = 3,633,292.89 × 905,847.23
  4. Step 4: Simplify right side
    2,422,275.78x = 3,291,208,282,018.73
  5. Step 5: Solve for x
    x = 3,291,208,282,018.73/2,422,275.78
  6. Step 6: Final answer
    x = 1,358,725.67

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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.