Home / 2,021,299.28-3,030,349.56-758,986.32

Finding the Fourth Proportional to 2,021,299.28, 3,030,349.56 and 758,986.32

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Solution

The fourth proportional to 2,021,299.28, 3,030,349.56 and 758,986.32 is: 1,137,878.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,299.28 : 3,030,349.56 = 758,986.32 : x
  2. Step 2: Convert to fraction form
    2,021,299.28/3,030,349.56 = 758,986.32/x
  3. Step 3: Cross multiply
    2,021,299.28x = 3,030,349.56 × 758,986.32
  4. Step 4: Simplify right side
    2,021,299.28x = 2,299,993,860,858.02
  5. Step 5: Solve for x
    x = 2,299,993,860,858.02/2,021,299.28
  6. Step 6: Final answer
    x = 1,137,878.93

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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.