Home / 1,057,213.37-1,585,464.64-383,153.58

Finding the Fourth Proportional to 1,057,213.37, 1,585,464.64 and 383,153.58

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Solution

The fourth proportional to 1,057,213.37, 1,585,464.64 and 383,153.58 is: 574,601.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,213.37 : 1,585,464.64 = 383,153.58 : x
  2. Step 2: Convert to fraction form
    1,057,213.37/1,585,464.64 = 383,153.58/x
  3. Step 3: Cross multiply
    1,057,213.37x = 1,585,464.64 × 383,153.58
  4. Step 4: Simplify right side
    1,057,213.37x = 607,476,451,821.53
  5. Step 5: Solve for x
    x = 607,476,451,821.53/1,057,213.37
  6. Step 6: Final answer
    x = 574,601.56

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Double scale
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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.