Home / 2,896,579.40-4,345,905.90-1,214,198.60

Finding the Fourth Proportional to 2,896,579.40, 4,345,905.90 and 1,214,198.60

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Solution

The fourth proportional to 2,896,579.40, 4,345,905.90 and 1,214,198.60 is: 1,821,732.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896,579.40 : 4,345,905.90 = 1,214,198.60 : x
  2. Step 2: Convert to fraction form
    2,896,579.40/4,345,905.90 = 1,214,198.60/x
  3. Step 3: Cross multiply
    2,896,579.40x = 4,345,905.90 × 1,214,198.60
  4. Step 4: Simplify right side
    2,896,579.40x = 5,276,792,859,511.74
  5. Step 5: Solve for x
    x = 5,276,792,859,511.74/2,896,579.40
  6. Step 6: Final answer
    x = 1,821,732.51

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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.