Home / 3,436,129-4,741,728.10-1,908,334.54

Finding the Fourth Proportional to 3,436,129, 4,741,728.10 and 1,908,334.54

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Solution

The fourth proportional to 3,436,129, 4,741,728.10 and 1,908,334.54 is: 2,633,429.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,129 : 4,741,728.10 = 1,908,334.54 : x
  2. Step 2: Convert to fraction form
    3,436,129/4,741,728.10 = 1,908,334.54/x
  3. Step 3: Cross multiply
    3,436,129x = 4,741,728.10 × 1,908,334.54
  4. Step 4: Simplify right side
    3,436,129x = 9,048,803,512,518.57
  5. Step 5: Solve for x
    x = 9,048,803,512,518.57/3,436,129
  6. Step 6: Final answer
    x = 2,633,429.51

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1.5x scale

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.