Finding the Fourth Proportional to 3,608,785.62, 5,413,266.27 and 1,212,664.98
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Solution
The fourth proportional to 3,608,785.62, 5,413,266.27 and 1,212,664.98 is: 1,819,026.99
Step by Step Solution
- Step 1: Write the proportion equation
3,608,785.62 : 5,413,266.27 = 1,212,664.98 : x - Step 2: Convert to fraction form
3,608,785.62/5,413,266.27 = 1,212,664.98/x - Step 3: Cross multiply
3,608,785.62x = 5,413,266.27 × 1,212,664.98 - Step 4: Simplify right side
3,608,785.62x = 6,564,478,433,044.22 - Step 5: Solve for x
x = 6,564,478,433,044.22/3,608,785.62 - Step 6: Final answer
x = 1,819,026.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.