Finding the Fourth Proportional to 4,028,555.70, 6,042,833.55 and 1,369,163.70
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Solution
The fourth proportional to 4,028,555.70, 6,042,833.55 and 1,369,163.70 is: 2,053,745.55
Step by Step Solution
- Step 1: Write the proportion equation
4,028,555.70 : 6,042,833.55 = 1,369,163.70 : x - Step 2: Convert to fraction form
4,028,555.70/6,042,833.55 = 1,369,163.70/x - Step 3: Cross multiply
4,028,555.70x = 6,042,833.55 × 1,369,163.70 - Step 4: Simplify right side
4,028,555.70x = 8,273,628,341,802.14 - Step 5: Solve for x
x = 8,273,628,341,802.14/4,028,555.70 - Step 6: Final answer
x = 2,053,745.55
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1.5x scale
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.