Finding the Fourth Proportional to 5,872,781.66, 8,809,154.67 and 1,612,953.68
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Solution
The fourth proportional to 5,872,781.66, 8,809,154.67 and 1,612,953.68 is: 2,419,425.63
Step by Step Solution
- Step 1: Write the proportion equation
5,872,781.66 : 8,809,154.67 = 1,612,953.68 : x - Step 2: Convert to fraction form
5,872,781.66/8,809,154.67 = 1,612,953.68/x - Step 3: Cross multiply
5,872,781.66x = 8,809,154.67 × 1,612,953.68 - Step 4: Simplify right side
5,872,781.66x = 14,208,758,464,688.57 - Step 5: Solve for x
x = 14,208,758,464,688.57/5,872,781.66 - Step 6: Final answer
x = 2,419,425.63
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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.