Home / 2,219,280.93-3,325,978.53-1,139,749.95

Finding the Fourth Proportional to 2,219,280.93, 3,325,978.53 and 1,139,749.95

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Solution

The fourth proportional to 2,219,280.93, 3,325,978.53 and 1,139,749.95 is: 1,708,113.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,280.93 : 3,325,978.53 = 1,139,749.95 : x
  2. Step 2: Convert to fraction form
    2,219,280.93/3,325,978.53 = 1,139,749.95/x
  3. Step 3: Cross multiply
    2,219,280.93x = 3,325,978.53 × 1,139,749.95
  4. Step 4: Simplify right side
    2,219,280.93x = 3,790,783,863,268.57
  5. Step 5: Solve for x
    x = 3,790,783,863,268.57/2,219,280.93
  6. Step 6: Final answer
    x = 1,708,113.57

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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.