Home / 3,049,687.70-4,574,564.34-919,790.27

Finding the Fourth Proportional to 3,049,687.70, 4,574,564.34 and 919,790.27

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Solution

The fourth proportional to 3,049,687.70, 4,574,564.34 and 919,790.27 is: 1,379,695.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049,687.70 : 4,574,564.34 = 919,790.27 : x
  2. Step 2: Convert to fraction form
    3,049,687.70/4,574,564.34 = 919,790.27/x
  3. Step 3: Cross multiply
    3,049,687.70x = 4,574,564.34 × 919,790.27
  4. Step 4: Simplify right side
    3,049,687.70x = 4,207,639,769,420.97
  5. Step 5: Solve for x
    x = 4,207,639,769,420.97/3,049,687.70
  6. Step 6: Final answer
    x = 1,379,695.29

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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.