Finding the Fourth Proportional to 5,707,823.71, 8,560,824.18 and 1,663,365.48
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Solution
The fourth proportional to 5,707,823.71, 8,560,824.18 and 1,663,365.48 is: 2,494,782.63
Step by Step Solution
- Step 1: Write the proportion equation
5,707,823.71 : 8,560,824.18 = 1,663,365.48 : x - Step 2: Convert to fraction form
5,707,823.71/8,560,824.18 = 1,663,365.48/x - Step 3: Cross multiply
5,707,823.71x = 8,560,824.18 × 1,663,365.48 - Step 4: Simplify right side
5,707,823.71x = 14,239,779,458,924.49 - Step 5: Solve for x
x = 14,239,779,458,924.49/5,707,823.71 - Step 6: Final answer
x = 2,494,782.63
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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.