Home / 2,259,693.16-3,118,379.16-1,227,201.64

Finding the Fourth Proportional to 2,259,693.16, 3,118,379.16 and 1,227,201.64

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Solution

The fourth proportional to 2,259,693.16, 3,118,379.16 and 1,227,201.64 is: 1,693,539.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259,693.16 : 3,118,379.16 = 1,227,201.64 : x
  2. Step 2: Convert to fraction form
    2,259,693.16/3,118,379.16 = 1,227,201.64/x
  3. Step 3: Cross multiply
    2,259,693.16x = 3,118,379.16 × 1,227,201.64
  4. Step 4: Simplify right side
    2,259,693.16x = 3,826,880,019,293.82
  5. Step 5: Solve for x
    x = 3,826,880,019,293.82/2,259,693.16
  6. Step 6: Final answer
    x = 1,693,539.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.