Home / 1,093,438.47-1,640,172.42-383,487.24

Finding the Fourth Proportional to 1,093,438.47, 1,640,172.42 and 383,487.24

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Solution

The fourth proportional to 1,093,438.47, 1,640,172.42 and 383,487.24 is: 575,236.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,438.47 : 1,640,172.42 = 383,487.24 : x
  2. Step 2: Convert to fraction form
    1,093,438.47/1,640,172.42 = 383,487.24/x
  3. Step 3: Cross multiply
    1,093,438.47x = 1,640,172.42 × 383,487.24
  4. Step 4: Simplify right side
    1,093,438.47x = 628,985,194,469.92
  5. Step 5: Solve for x
    x = 628,985,194,469.92/1,093,438.47
  6. Step 6: Final answer
    x = 575,236.02

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1.5x scale

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.