Home / 3,896,485.86-5,377,316.56-2,177,606.33

Finding the Fourth Proportional to 3,896,485.86, 5,377,316.56 and 2,177,606.33

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Solution

The fourth proportional to 3,896,485.86, 5,377,316.56 and 2,177,606.33 is: 3,005,189.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896,485.86 : 5,377,316.56 = 2,177,606.33 : x
  2. Step 2: Convert to fraction form
    3,896,485.86/5,377,316.56 = 2,177,606.33/x
  3. Step 3: Cross multiply
    3,896,485.86x = 5,377,316.56 × 2,177,606.33
  4. Step 4: Simplify right side
    3,896,485.86x = 11,709,678,555,138.50
  5. Step 5: Solve for x
    x = 11,709,678,555,138.50/3,896,485.86
  6. Step 6: Final answer
    x = 3,005,189.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.