Home / 3,378,303.36-4,660,761.60-1,928,079.36

Finding the Fourth Proportional to 3,378,303.36, 4,660,761.60 and 1,928,079.36

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Solution

The fourth proportional to 3,378,303.36, 4,660,761.60 and 1,928,079.36 is: 2,660,009.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378,303.36 : 4,660,761.60 = 1,928,079.36 : x
  2. Step 2: Convert to fraction form
    3,378,303.36/4,660,761.60 = 1,928,079.36/x
  3. Step 3: Cross multiply
    3,378,303.36x = 4,660,761.60 × 1,928,079.36
  4. Step 4: Simplify right side
    3,378,303.36x = 8,986,318,242,840.58
  5. Step 5: Solve for x
    x = 8,986,318,242,840.58/3,378,303.36
  6. Step 6: Final answer
    x = 2,660,009.27

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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.