Home / 3,400,638.56-5,102,138.72-1,508,708.48

Finding the Fourth Proportional to 3,400,638.56, 5,102,138.72 and 1,508,708.48

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Solution

The fourth proportional to 3,400,638.56, 5,102,138.72 and 1,508,708.48 is: 2,263,586.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400,638.56 : 5,102,138.72 = 1,508,708.48 : x
  2. Step 2: Convert to fraction form
    3,400,638.56/5,102,138.72 = 1,508,708.48/x
  3. Step 3: Cross multiply
    3,400,638.56x = 5,102,138.72 × 1,508,708.48
  4. Step 4: Simplify right side
    3,400,638.56x = 7,697,639,953,000.35
  5. Step 5: Solve for x
    x = 7,697,639,953,000.35/3,400,638.56
  6. Step 6: Final answer
    x = 2,263,586.62

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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.