Home / 3,493,284.81-4,820,683.65-1,965,388.29

Finding the Fourth Proportional to 3,493,284.81, 4,820,683.65 and 1,965,388.29

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Solution

The fourth proportional to 3,493,284.81, 4,820,683.65 and 1,965,388.29 is: 2,712,208.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,493,284.81 : 4,820,683.65 = 1,965,388.29 : x
  2. Step 2: Convert to fraction form
    3,493,284.81/4,820,683.65 = 1,965,388.29/x
  3. Step 3: Cross multiply
    3,493,284.81x = 4,820,683.65 × 1,965,388.29
  4. Step 4: Simplify right side
    3,493,284.81x = 9,474,515,171,401.04
  5. Step 5: Solve for x
    x = 9,474,515,171,401.04/3,493,284.81
  6. Step 6: Final answer
    x = 2,712,208.05

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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.