Home / 5,214,317.57-7,819,878.74-3,605,425.37

Finding the Fourth Proportional to 5,214,317.57, 7,819,878.74 and 3,605,425.37

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Solution

The fourth proportional to 5,214,317.57, 7,819,878.74 and 3,605,425.37 is: 5,407,033.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,214,317.57 : 7,819,878.74 = 3,605,425.37 : x
  2. Step 2: Convert to fraction form
    5,214,317.57/7,819,878.74 = 3,605,425.37/x
  3. Step 3: Cross multiply
    5,214,317.57x = 7,819,878.74 × 3,605,425.37
  4. Step 4: Simplify right side
    5,214,317.57x = 28,193,989,201,042.21
  5. Step 5: Solve for x
    x = 28,193,989,201,042.21/5,214,317.57
  6. Step 6: Final answer
    x = 5,407,033.39

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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.