Home / 2,825,144.88-4,237,263.30-775,326.50

Finding the Fourth Proportional to 2,825,144.88, 4,237,263.30 and 775,326.50

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Solution

The fourth proportional to 2,825,144.88, 4,237,263.30 and 775,326.50 is: 1,162,865.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,144.88 : 4,237,263.30 = 775,326.50 : x
  2. Step 2: Convert to fraction form
    2,825,144.88/4,237,263.30 = 775,326.50/x
  3. Step 3: Cross multiply
    2,825,144.88x = 4,237,263.30 × 775,326.50
  4. Step 4: Simplify right side
    2,825,144.88x = 3,285,262,523,967.45
  5. Step 5: Solve for x
    x = 3,285,262,523,967.45/2,825,144.88
  6. Step 6: Final answer
    x = 1,162,865.15

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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.