Home / 2,912,563.70-4,368,067.95-1,019,107.70

Finding the Fourth Proportional to 2,912,563.70, 4,368,067.95 and 1,019,107.70

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Solution

The fourth proportional to 2,912,563.70, 4,368,067.95 and 1,019,107.70 is: 1,528,389.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,563.70 : 4,368,067.95 = 1,019,107.70 : x
  2. Step 2: Convert to fraction form
    2,912,563.70/4,368,067.95 = 1,019,107.70/x
  3. Step 3: Cross multiply
    2,912,563.70x = 4,368,067.95 × 1,019,107.70
  4. Step 4: Simplify right side
    2,912,563.70x = 4,451,531,681,968.22
  5. Step 5: Solve for x
    x = 4,451,531,681,968.22/2,912,563.70
  6. Step 6: Final answer
    x = 1,528,389.47

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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.