Finding the Fourth Proportional to 2,102,709.63, 3,154,326.93 and 823,151.82
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Solution
The fourth proportional to 2,102,709.63, 3,154,326.93 and 823,151.82 is: 1,234,830.49
Step by Step Solution
- Step 1: Write the proportion equation
2,102,709.63 : 3,154,326.93 = 823,151.82 : x - Step 2: Convert to fraction form
2,102,709.63/3,154,326.93 = 823,151.82/x - Step 3: Cross multiply
2,102,709.63x = 3,154,326.93 × 823,151.82 - Step 4: Simplify right side
2,102,709.63x = 2,596,489,953,304.51 - Step 5: Solve for x
x = 2,596,489,953,304.51/2,102,709.63 - Step 6: Final answer
x = 1,234,830.49
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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.