Home / 1,540,137-2,311,138.62-653,673

Finding the Fourth Proportional to 1,540,137, 2,311,138.62 and 653,673

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Solution

The fourth proportional to 1,540,137, 2,311,138.62 and 653,673 is: 980,905.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,137 : 2,311,138.62 = 653,673 : x
  2. Step 2: Convert to fraction form
    1,540,137/2,311,138.62 = 653,673/x
  3. Step 3: Cross multiply
    1,540,137x = 2,311,138.62 × 653,673
  4. Step 4: Simplify right side
    1,540,137x = 1,510,728,915,151.26
  5. Step 5: Solve for x
    x = 1,510,728,915,151.26/1,540,137
  6. Step 6: Final answer
    x = 980,905.54

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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.