Home / 2,789,412.48-4,184,118.72-1,949,604.48

Finding the Fourth Proportional to 2,789,412.48, 4,184,118.72 and 1,949,604.48

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Solution

The fourth proportional to 2,789,412.48, 4,184,118.72 and 1,949,604.48 is: 2,924,406.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,789,412.48 : 4,184,118.72 = 1,949,604.48 : x
  2. Step 2: Convert to fraction form
    2,789,412.48/4,184,118.72 = 1,949,604.48/x
  3. Step 3: Cross multiply
    2,789,412.48x = 4,184,118.72 × 1,949,604.48
  4. Step 4: Simplify right side
    2,789,412.48x = 8,157,376,601,363.87
  5. Step 5: Solve for x
    x = 8,157,376,601,363.87/2,789,412.48
  6. Step 6: Final answer
    x = 2,924,406.72

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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.