Home / 3,416,906-4,715,428.70-1,889,111.54

Finding the Fourth Proportional to 3,416,906, 4,715,428.70 and 1,889,111.54

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Solution

The fourth proportional to 3,416,906, 4,715,428.70 and 1,889,111.54 is: 2,607,028.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416,906 : 4,715,428.70 = 1,889,111.54 : x
  2. Step 2: Convert to fraction form
    3,416,906/4,715,428.70 = 1,889,111.54/x
  3. Step 3: Cross multiply
    3,416,906x = 4,715,428.70 × 1,889,111.54
  4. Step 4: Simplify right side
    3,416,906x = 8,907,970,773,217.20
  5. Step 5: Solve for x
    x = 8,907,970,773,217.20/3,416,906
  6. Step 6: Final answer
    x = 2,607,028.34

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1.5x scale

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.