Home / 1,919,847.72-2,879,771.58-737,066.28

Finding the Fourth Proportional to 1,919,847.72, 2,879,771.58 and 737,066.28

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Solution

The fourth proportional to 1,919,847.72, 2,879,771.58 and 737,066.28 is: 1,105,599.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919,847.72 : 2,879,771.58 = 737,066.28 : x
  2. Step 2: Convert to fraction form
    1,919,847.72/2,879,771.58 = 737,066.28/x
  3. Step 3: Cross multiply
    1,919,847.72x = 2,879,771.58 × 737,066.28
  4. Step 4: Simplify right side
    1,919,847.72x = 2,122,582,525,720.32
  5. Step 5: Solve for x
    x = 2,122,582,525,720.32/1,919,847.72
  6. Step 6: Final answer
    x = 1,105,599.42

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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.