Home / 3,128,467-4,317,284.46-1,697,683

Finding the Fourth Proportional to 3,128,467, 4,317,284.46 and 1,697,683

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Solution

The fourth proportional to 3,128,467, 4,317,284.46 and 1,697,683 is: 2,342,802.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,128,467 : 4,317,284.46 = 1,697,683 : x
  2. Step 2: Convert to fraction form
    3,128,467/4,317,284.46 = 1,697,683/x
  3. Step 3: Cross multiply
    3,128,467x = 4,317,284.46 × 1,697,683
  4. Step 4: Simplify right side
    3,128,467x = 7,329,380,433,906.18
  5. Step 5: Solve for x
    x = 7,329,380,433,906.18/3,128,467
  6. Step 6: Final answer
    x = 2,342,802.54

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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.