Home / 1,968,857.86-2,953,453.38-548,915.20

Finding the Fourth Proportional to 1,968,857.86, 2,953,453.38 and 548,915.20

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Solution

The fourth proportional to 1,968,857.86, 2,953,453.38 and 548,915.20 is: 823,419.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,857.86 : 2,953,453.38 = 548,915.20 : x
  2. Step 2: Convert to fraction form
    1,968,857.86/2,953,453.38 = 548,915.20/x
  3. Step 3: Cross multiply
    1,968,857.86x = 2,953,453.38 × 548,915.20
  4. Step 4: Simplify right side
    1,968,857.86x = 1,621,195,452,773.38
  5. Step 5: Solve for x
    x = 1,621,195,452,773.38/1,968,857.86
  6. Step 6: Final answer
    x = 823,419.25

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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.