Home / 2,928,178.15-4,386,546.70-2,017,199.70

Finding the Fourth Proportional to 2,928,178.15, 4,386,546.70 and 2,017,199.70

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Solution

The fourth proportional to 2,928,178.15, 4,386,546.70 and 2,017,199.70 is: 3,021,858.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928,178.15 : 4,386,546.70 = 2,017,199.70 : x
  2. Step 2: Convert to fraction form
    2,928,178.15/4,386,546.70 = 2,017,199.70/x
  3. Step 3: Cross multiply
    2,928,178.15x = 4,386,546.70 × 2,017,199.70
  4. Step 4: Simplify right side
    2,928,178.15x = 8,848,540,682,232.99
  5. Step 5: Solve for x
    x = 8,848,540,682,232.99/2,928,178.15
  6. Step 6: Final answer
    x = 3,021,858.72

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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.