Home / 1,394,109.02-2,090,997.40-383,333.69

Finding the Fourth Proportional to 1,394,109.02, 2,090,997.40 and 383,333.69

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Solution

The fourth proportional to 1,394,109.02, 2,090,997.40 and 383,333.69 is: 574,954.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,109.02 : 2,090,997.40 = 383,333.69 : x
  2. Step 2: Convert to fraction form
    1,394,109.02/2,090,997.40 = 383,333.69/x
  3. Step 3: Cross multiply
    1,394,109.02x = 2,090,997.40 × 383,333.69
  4. Step 4: Simplify right side
    1,394,109.02x = 801,549,749,122.41
  5. Step 5: Solve for x
    x = 801,549,749,122.41/1,394,109.02
  6. Step 6: Final answer
    x = 574,954.85

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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.