Home / 2,912,015.90-4,368,023.85-2,856,028.70

Finding the Fourth Proportional to 2,912,015.90, 4,368,023.85 and 2,856,028.70

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Solution

The fourth proportional to 2,912,015.90, 4,368,023.85 and 2,856,028.70 is: 4,284,043.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,015.90 : 4,368,023.85 = 2,856,028.70 : x
  2. Step 2: Convert to fraction form
    2,912,015.90/4,368,023.85 = 2,856,028.70/x
  3. Step 3: Cross multiply
    2,912,015.90x = 4,368,023.85 × 2,856,028.70
  4. Step 4: Simplify right side
    2,912,015.90x = 12,475,201,477,884.49
  5. Step 5: Solve for x
    x = 12,475,201,477,884.49/2,912,015.90
  6. Step 6: Final answer
    x = 4,284,043.05

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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.