Home / 2,783,048.68-4,173,503.82-985,600.36

Finding the Fourth Proportional to 2,783,048.68, 4,173,503.82 and 985,600.36

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Solution

The fourth proportional to 2,783,048.68, 4,173,503.82 and 985,600.36 is: 1,478,021.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783,048.68 : 4,173,503.82 = 985,600.36 : x
  2. Step 2: Convert to fraction form
    2,783,048.68/4,173,503.82 = 985,600.36/x
  3. Step 3: Cross multiply
    2,783,048.68x = 4,173,503.82 × 985,600.36
  4. Step 4: Simplify right side
    2,783,048.68x = 4,113,406,867,453.38
  5. Step 5: Solve for x
    x = 4,113,406,867,453.38/2,783,048.68
  6. Step 6: Final answer
    x = 1,478,021.89

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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.