Home / 1,344,267.82-2,016,399.89-624,215.78

Finding the Fourth Proportional to 1,344,267.82, 2,016,399.89 and 624,215.78

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Solution

The fourth proportional to 1,344,267.82, 2,016,399.89 and 624,215.78 is: 936,322.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,267.82 : 2,016,399.89 = 624,215.78 : x
  2. Step 2: Convert to fraction form
    1,344,267.82/2,016,399.89 = 624,215.78/x
  3. Step 3: Cross multiply
    1,344,267.82x = 2,016,399.89 × 624,215.78
  4. Step 4: Simplify right side
    1,344,267.82x = 1,258,668,630,128.26
  5. Step 5: Solve for x
    x = 1,258,668,630,128.26/1,344,267.82
  6. Step 6: Final answer
    x = 936,322.82

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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.