Home / 2,890,455.36-4,335,907.36-868,541.44

Finding the Fourth Proportional to 2,890,455.36, 4,335,907.36 and 868,541.44

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Solution

The fourth proportional to 2,890,455.36, 4,335,907.36 and 868,541.44 is: 1,302,879.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890,455.36 : 4,335,907.36 = 868,541.44 : x
  2. Step 2: Convert to fraction form
    2,890,455.36/4,335,907.36 = 868,541.44/x
  3. Step 3: Cross multiply
    2,890,455.36x = 4,335,907.36 × 868,541.44
  4. Step 4: Simplify right side
    2,890,455.36x = 3,765,915,222,161.00
  5. Step 5: Solve for x
    x = 3,765,915,222,161.00/2,890,455.36
  6. Step 6: Final answer
    x = 1,302,879.57

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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.