Home / 2,850,047.28-4,275,351.59-828,308.84

Finding the Fourth Proportional to 2,850,047.28, 4,275,351.59 and 828,308.84

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Solution

The fourth proportional to 2,850,047.28, 4,275,351.59 and 828,308.84 is: 1,242,544.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850,047.28 : 4,275,351.59 = 828,308.84 : x
  2. Step 2: Convert to fraction form
    2,850,047.28/4,275,351.59 = 828,308.84/x
  3. Step 3: Cross multiply
    2,850,047.28x = 4,275,351.59 × 828,308.84
  4. Step 4: Simplify right side
    2,850,047.28x = 3,541,311,490,586.75
  5. Step 5: Solve for x
    x = 3,541,311,490,586.75/2,850,047.28
  6. Step 6: Final answer
    x = 1,242,544.82

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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.