Home / 1,908,777.30-2,634,162.96-1,049,359.20

Finding the Fourth Proportional to 1,908,777.30, 2,634,162.96 and 1,049,359.20

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Solution

The fourth proportional to 1,908,777.30, 2,634,162.96 and 1,049,359.20 is: 1,448,143.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,777.30 : 2,634,162.96 = 1,049,359.20 : x
  2. Step 2: Convert to fraction form
    1,908,777.30/2,634,162.96 = 1,049,359.20/x
  3. Step 3: Cross multiply
    1,908,777.30x = 2,634,162.96 × 1,049,359.20
  4. Step 4: Simplify right side
    1,908,777.30x = 2,764,183,136,375.23
  5. Step 5: Solve for x
    x = 2,764,183,136,375.23/1,908,777.30
  6. Step 6: Final answer
    x = 1,448,143.34

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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.