Home / 2,953,080.80-4,431,694.80-1,271,391.20

Finding the Fourth Proportional to 2,953,080.80, 4,431,694.80 and 1,271,391.20

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Solution

The fourth proportional to 2,953,080.80, 4,431,694.80 and 1,271,391.20 is: 1,907,979.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953,080.80 : 4,431,694.80 = 1,271,391.20 : x
  2. Step 2: Convert to fraction form
    2,953,080.80/4,431,694.80 = 1,271,391.20/x
  3. Step 3: Cross multiply
    2,953,080.80x = 4,431,694.80 × 1,271,391.20
  4. Step 4: Simplify right side
    2,953,080.80x = 5,634,417,769,805.76
  5. Step 5: Solve for x
    x = 5,634,417,769,805.76/2,953,080.80
  6. Step 6: Final answer
    x = 1,907,979.55

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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.