Finding the Fourth Proportional to 4,159,614.84, 5,740,565.54 and 2,298,990.32
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Solution
The fourth proportional to 4,159,614.84, 5,740,565.54 and 2,298,990.32 is: 3,172,770.82
Step by Step Solution
- Step 1: Write the proportion equation
4,159,614.84 : 5,740,565.54 = 2,298,990.32 : x - Step 2: Convert to fraction form
4,159,614.84/5,740,565.54 = 2,298,990.32/x - Step 3: Cross multiply
4,159,614.84x = 5,740,565.54 × 2,298,990.32 - Step 4: Simplify right side
4,159,614.84x = 13,197,504,596,290.62 - Step 5: Solve for x
x = 13,197,504,596,290.62/4,159,614.84 - Step 6: Final answer
x = 3,172,770.82
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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.