Home / 3,907,683.12-5,394,449.70-2,619,365.16

Finding the Fourth Proportional to 3,907,683.12, 5,394,449.70 and 2,619,365.16

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Solution

The fourth proportional to 3,907,683.12, 5,394,449.70 and 2,619,365.16 is: 3,615,961.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,907,683.12 : 5,394,449.70 = 2,619,365.16 : x
  2. Step 2: Convert to fraction form
    3,907,683.12/5,394,449.70 = 2,619,365.16/x
  3. Step 3: Cross multiply
    3,907,683.12x = 5,394,449.70 × 2,619,365.16
  4. Step 4: Simplify right side
    3,907,683.12x = 14,130,033,601,552.45
  5. Step 5: Solve for x
    x = 14,130,033,601,552.45/3,907,683.12
  6. Step 6: Final answer
    x = 3,615,961.98

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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.