Finding the Fourth Proportional to 2,634,857.36, 3,957,576.60 and 1,571,976.08
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Solution
The fourth proportional to 2,634,857.36, 3,957,576.60 and 1,571,976.08 is: 2,361,120.51
Step by Step Solution
- Step 1: Write the proportion equation
2,634,857.36 : 3,957,576.60 = 1,571,976.08 : x - Step 2: Convert to fraction form
2,634,857.36/3,957,576.60 = 1,571,976.08/x - Step 3: Cross multiply
2,634,857.36x = 3,957,576.60 × 1,571,976.08 - Step 4: Simplify right side
2,634,857.36x = 6,221,215,749,967.73 - Step 5: Solve for x
x = 6,221,215,749,967.73/2,634,857.36 - Step 6: Final answer
x = 2,361,120.51
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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.