Home / 2,147,467.16-3,221,201.40-631,150.32

Finding the Fourth Proportional to 2,147,467.16, 3,221,201.40 and 631,150.32

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Solution

The fourth proportional to 2,147,467.16, 3,221,201.40 and 631,150.32 is: 946,725.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,467.16 : 3,221,201.40 = 631,150.32 : x
  2. Step 2: Convert to fraction form
    2,147,467.16/3,221,201.40 = 631,150.32/x
  3. Step 3: Cross multiply
    2,147,467.16x = 3,221,201.40 × 631,150.32
  4. Step 4: Simplify right side
    2,147,467.16x = 2,033,062,294,394.45
  5. Step 5: Solve for x
    x = 2,033,062,294,394.45/2,147,467.16
  6. Step 6: Final answer
    x = 946,725.67

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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.