Home / 2,811,484.86-4,217,190.03-681,588.24

Finding the Fourth Proportional to 2,811,484.86, 4,217,190.03 and 681,588.24

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Solution

The fourth proportional to 2,811,484.86, 4,217,190.03 and 681,588.24 is: 1,022,373.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,484.86 : 4,217,190.03 = 681,588.24 : x
  2. Step 2: Convert to fraction form
    2,811,484.86/4,217,190.03 = 681,588.24/x
  3. Step 3: Cross multiply
    2,811,484.86x = 4,217,190.03 × 681,588.24
  4. Step 4: Simplify right side
    2,811,484.86x = 2,874,387,130,293.25
  5. Step 5: Solve for x
    x = 2,874,387,130,293.25/2,811,484.86
  6. Step 6: Final answer
    x = 1,022,373.33

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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.