Home / 2,945,235.60-4,417,853.40-2,189,408.40

Finding the Fourth Proportional to 2,945,235.60, 4,417,853.40 and 2,189,408.40

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Solution

The fourth proportional to 2,945,235.60, 4,417,853.40 and 2,189,408.40 is: 3,284,112.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,945,235.60 : 4,417,853.40 = 2,189,408.40 : x
  2. Step 2: Convert to fraction form
    2,945,235.60/4,417,853.40 = 2,189,408.40/x
  3. Step 3: Cross multiply
    2,945,235.60x = 4,417,853.40 × 2,189,408.40
  4. Step 4: Simplify right side
    2,945,235.60x = 9,672,485,343,928.56
  5. Step 5: Solve for x
    x = 9,672,485,343,928.56/2,945,235.60
  6. Step 6: Final answer
    x = 3,284,112.60

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1.5x scale

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.