Home / 3,909,050.64-5,394,395.88-2,190,243.60

Finding the Fourth Proportional to 3,909,050.64, 5,394,395.88 and 2,190,243.60

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Solution

The fourth proportional to 3,909,050.64, 5,394,395.88 and 2,190,243.60 is: 3,022,483.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,909,050.64 : 5,394,395.88 = 2,190,243.60 : x
  2. Step 2: Convert to fraction form
    3,909,050.64/5,394,395.88 = 2,190,243.60/x
  3. Step 3: Cross multiply
    3,909,050.64x = 5,394,395.88 × 2,190,243.60
  4. Step 4: Simplify right side
    3,909,050.64x = 11,815,041,052,036.37
  5. Step 5: Solve for x
    x = 11,815,041,052,036.37/3,909,050.64
  6. Step 6: Final answer
    x = 3,022,483.50

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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.