Home / 2,271,074.94-3,133,544.58-1,290,936.87

Finding the Fourth Proportional to 2,271,074.94, 3,133,544.58 and 1,290,936.87

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Solution

The fourth proportional to 2,271,074.94, 3,133,544.58 and 1,290,936.87 is: 1,781,186.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271,074.94 : 3,133,544.58 = 1,290,936.87 : x
  2. Step 2: Convert to fraction form
    2,271,074.94/3,133,544.58 = 1,290,936.87/x
  3. Step 3: Cross multiply
    2,271,074.94x = 3,133,544.58 × 1,290,936.87
  4. Step 4: Simplify right side
    2,271,074.94x = 4,045,208,232,110.67
  5. Step 5: Solve for x
    x = 4,045,208,232,110.67/2,271,074.94
  6. Step 6: Final answer
    x = 1,781,186.59

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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.