Home / 1,189,047.55-1,783,572.54-557,961.97

Finding the Fourth Proportional to 1,189,047.55, 1,783,572.54 and 557,961.97

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Solution

The fourth proportional to 1,189,047.55, 1,783,572.54 and 557,961.97 is: 836,943.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,047.55 : 1,783,572.54 = 557,961.97 : x
  2. Step 2: Convert to fraction form
    1,189,047.55/1,783,572.54 = 557,961.97/x
  3. Step 3: Cross multiply
    1,189,047.55x = 1,783,572.54 × 557,961.97
  4. Step 4: Simplify right side
    1,189,047.55x = 995,165,648,056.30
  5. Step 5: Solve for x
    x = 995,165,648,056.30/1,189,047.55
  6. Step 6: Final answer
    x = 836,943.53

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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.