Home / 2,271,913.80-3,404,976.30-1,207,465.80

Finding the Fourth Proportional to 2,271,913.80, 3,404,976.30 and 1,207,465.80

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Solution

The fourth proportional to 2,271,913.80, 3,404,976.30 and 1,207,465.80 is: 1,809,660.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271,913.80 : 3,404,976.30 = 1,207,465.80 : x
  2. Step 2: Convert to fraction form
    2,271,913.80/3,404,976.30 = 1,207,465.80/x
  3. Step 3: Cross multiply
    2,271,913.80x = 3,404,976.30 × 1,207,465.80
  4. Step 4: Simplify right side
    2,271,913.80x = 4,111,392,432,060.54
  5. Step 5: Solve for x
    x = 4,111,392,432,060.54/2,271,913.80
  6. Step 6: Final answer
    x = 1,809,660.40

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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.