Home / 2,782,775.25-4,174,687.60-1,054,162.55

Finding the Fourth Proportional to 2,782,775.25, 4,174,687.60 and 1,054,162.55

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Solution

The fourth proportional to 2,782,775.25, 4,174,687.60 and 1,054,162.55 is: 1,581,442.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,782,775.25 : 4,174,687.60 = 1,054,162.55 : x
  2. Step 2: Convert to fraction form
    2,782,775.25/4,174,687.60 = 1,054,162.55/x
  3. Step 3: Cross multiply
    2,782,775.25x = 4,174,687.60 × 1,054,162.55
  4. Step 4: Simplify right side
    2,782,775.25x = 4,400,799,339,600.36
  5. Step 5: Solve for x
    x = 4,400,799,339,600.36/2,782,775.25
  6. Step 6: Final answer
    x = 1,581,442.60

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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.