Home / 1,603,525.50-2,212,900.92-915,183.54

Finding the Fourth Proportional to 1,603,525.50, 2,212,900.92 and 915,183.54

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Solution

The fourth proportional to 1,603,525.50, 2,212,900.92 and 915,183.54 is: 1,262,973.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,525.50 : 2,212,900.92 = 915,183.54 : x
  2. Step 2: Convert to fraction form
    1,603,525.50/2,212,900.92 = 915,183.54/x
  3. Step 3: Cross multiply
    1,603,525.50x = 2,212,900.92 × 915,183.54
  4. Step 4: Simplify right side
    1,603,525.50x = 2,025,210,497,634.86
  5. Step 5: Solve for x
    x = 2,025,210,497,634.86/1,603,525.50
  6. Step 6: Final answer
    x = 1,262,973.68

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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.