Home / 1,477,146.69-2,215,956.15-624,226.49

Finding the Fourth Proportional to 1,477,146.69, 2,215,956.15 and 624,226.49

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Solution

The fourth proportional to 1,477,146.69, 2,215,956.15 and 624,226.49 is: 936,439.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477,146.69 : 2,215,956.15 = 624,226.49 : x
  2. Step 2: Convert to fraction form
    1,477,146.69/2,215,956.15 = 624,226.49/x
  3. Step 3: Cross multiply
    1,477,146.69x = 2,215,956.15 × 624,226.49
  4. Step 4: Simplify right side
    1,477,146.69x = 1,383,258,518,428.63
  5. Step 5: Solve for x
    x = 1,383,258,518,428.63/1,477,146.69
  6. Step 6: Final answer
    x = 936,439.51

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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.