Finding the Fourth Proportional to 2,347,015.02, 3,236,137.47 and 2,176,953.90
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Solution
The fourth proportional to 2,347,015.02, 3,236,137.47 and 2,176,953.90 is: 3,001,651.90
Step by Step Solution
- Step 1: Write the proportion equation
2,347,015.02 : 3,236,137.47 = 2,176,953.90 : x - Step 2: Convert to fraction form
2,347,015.02/3,236,137.47 = 2,176,953.90/x - Step 3: Cross multiply
2,347,015.02x = 3,236,137.47 × 2,176,953.90 - Step 4: Simplify right side
2,347,015.02x = 7,044,922,086,252.63 - Step 5: Solve for x
x = 7,044,922,086,252.63/2,347,015.02 - Step 6: Final answer
x = 3,001,651.90
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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.