Home / 3,378,847.82-4,662,772.86-1,830,071

Finding the Fourth Proportional to 3,378,847.82, 4,662,772.86 and 1,830,071

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Solution

The fourth proportional to 3,378,847.82, 4,662,772.86 and 1,830,071 is: 2,525,477.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378,847.82 : 4,662,772.86 = 1,830,071 : x
  2. Step 2: Convert to fraction form
    3,378,847.82/4,662,772.86 = 1,830,071/x
  3. Step 3: Cross multiply
    3,378,847.82x = 4,662,772.86 × 1,830,071
  4. Step 4: Simplify right side
    3,378,847.82x = 8,533,205,390,673.06
  5. Step 5: Solve for x
    x = 8,533,205,390,673.06/3,378,847.82
  6. Step 6: Final answer
    x = 2,525,477.87

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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.