Home / 3,315,965.20-4,973,947.80-2,308,195.60

Finding the Fourth Proportional to 3,315,965.20, 4,973,947.80 and 2,308,195.60

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Solution

The fourth proportional to 3,315,965.20, 4,973,947.80 and 2,308,195.60 is: 3,462,293.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,315,965.20 : 4,973,947.80 = 2,308,195.60 : x
  2. Step 2: Convert to fraction form
    3,315,965.20/4,973,947.80 = 2,308,195.60/x
  3. Step 3: Cross multiply
    3,315,965.20x = 4,973,947.80 × 2,308,195.60
  4. Step 4: Simplify right side
    3,315,965.20x = 11,480,844,426,589.68
  5. Step 5: Solve for x
    x = 11,480,844,426,589.68/3,315,965.20
  6. Step 6: Final answer
    x = 3,462,293.40

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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.