Home / 3,565,784.03-4,921,660.04-2,189,457.54

Finding the Fourth Proportional to 3,565,784.03, 4,921,660.04 and 2,189,457.54

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Solution

The fourth proportional to 3,565,784.03, 4,921,660.04 and 2,189,457.54 is: 3,021,990.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565,784.03 : 4,921,660.04 = 2,189,457.54 : x
  2. Step 2: Convert to fraction form
    3,565,784.03/4,921,660.04 = 2,189,457.54/x
  3. Step 3: Cross multiply
    3,565,784.03x = 4,921,660.04 × 2,189,457.54
  4. Step 4: Simplify right side
    3,565,784.03x = 10,775,765,672,947.41
  5. Step 5: Solve for x
    x = 10,775,765,672,947.41/3,565,784.03
  6. Step 6: Final answer
    x = 3,021,990.56

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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.