Home / 5,119,628.91-7,680,588.83-1,924,782.75

Finding the Fourth Proportional to 5,119,628.91, 7,680,588.83 and 1,924,782.75

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Solution

The fourth proportional to 5,119,628.91, 7,680,588.83 and 1,924,782.75 is: 2,887,604.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,119,628.91 : 7,680,588.83 = 1,924,782.75 : x
  2. Step 2: Convert to fraction form
    5,119,628.91/7,680,588.83 = 1,924,782.75/x
  3. Step 3: Cross multiply
    5,119,628.91x = 7,680,588.83 × 1,924,782.75
  4. Step 4: Simplify right side
    5,119,628.91x = 14,783,464,880,202.77
  5. Step 5: Solve for x
    x = 14,783,464,880,202.77/5,119,628.91
  6. Step 6: Final answer
    x = 2,887,604.77

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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.