Home / 2,388,766-3,296,497.08-1,315,678

Finding the Fourth Proportional to 2,388,766, 3,296,497.08 and 1,315,678

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Solution

The fourth proportional to 2,388,766, 3,296,497.08 and 1,315,678 is: 1,815,635.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,388,766 : 3,296,497.08 = 1,315,678 : x
  2. Step 2: Convert to fraction form
    2,388,766/3,296,497.08 = 1,315,678/x
  3. Step 3: Cross multiply
    2,388,766x = 3,296,497.08 × 1,315,678
  4. Step 4: Simplify right side
    2,388,766x = 4,337,128,685,220.24
  5. Step 5: Solve for x
    x = 4,337,128,685,220.24/2,388,766
  6. Step 6: Final answer
    x = 1,815,635.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.