Finding the Fourth Proportional to 3,212,339.74, 4,432,948.93 and 1,835,596.11
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Solution
The fourth proportional to 3,212,339.74, 4,432,948.93 and 1,835,596.11 is: 2,533,076.96
Step by Step Solution
- Step 1: Write the proportion equation
3,212,339.74 : 4,432,948.93 = 1,835,596.11 : x - Step 2: Convert to fraction form
3,212,339.74/4,432,948.93 = 1,835,596.11/x - Step 3: Cross multiply
3,212,339.74x = 4,432,948.93 × 1,835,596.11 - Step 4: Simplify right side
3,212,339.74x = 8,137,103,789,571.92 - Step 5: Solve for x
x = 8,137,103,789,571.92/3,212,339.74 - Step 6: Final answer
x = 2,533,076.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.