Home / 2,825,143.38-4,237,261.05-775,325.00

Finding the Fourth Proportional to 2,825,143.38, 4,237,261.05 and 775,325.00

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Solution

The fourth proportional to 2,825,143.38, 4,237,261.05 and 775,325.00 is: 1,162,862.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,143.38 : 4,237,261.05 = 775,325.00 : x
  2. Step 2: Convert to fraction form
    2,825,143.38/4,237,261.05 = 775,325.00/x
  3. Step 3: Cross multiply
    2,825,143.38x = 4,237,261.05 × 775,325.00
  4. Step 4: Simplify right side
    2,825,143.38x = 3,285,254,437,091.87
  5. Step 5: Solve for x
    x = 3,285,254,437,091.87/2,825,143.38
  6. Step 6: Final answer
    x = 1,162,862.90

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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.