Home / 1,193,511.35-1,647,089.12-649,620.85

Finding the Fourth Proportional to 1,193,511.35, 1,647,089.12 and 649,620.85

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Solution

The fourth proportional to 1,193,511.35, 1,647,089.12 and 649,620.85 is: 896,500.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,511.35 : 1,647,089.12 = 649,620.85 : x
  2. Step 2: Convert to fraction form
    1,193,511.35/1,647,089.12 = 649,620.85/x
  3. Step 3: Cross multiply
    1,193,511.35x = 1,647,089.12 × 649,620.85
  4. Step 4: Simplify right side
    1,193,511.35x = 1,069,983,434,160.15
  5. Step 5: Solve for x
    x = 1,069,983,434,160.15/1,193,511.35
  6. Step 6: Final answer
    x = 896,500.43

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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.