Finding the Fourth Proportional to 4,821,127.39, 6,653,237.46 and 2,645,872.93
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Solution
The fourth proportional to 4,821,127.39, 6,653,237.46 and 2,645,872.93 is: 3,651,349.46
Step by Step Solution
- Step 1: Write the proportion equation
4,821,127.39 : 6,653,237.46 = 2,645,872.93 : x - Step 2: Convert to fraction form
4,821,127.39/6,653,237.46 = 2,645,872.93/x - Step 3: Cross multiply
4,821,127.39x = 6,653,237.46 × 2,645,872.93 - Step 4: Simplify right side
4,821,127.39x = 17,603,620,892,275.96 - Step 5: Solve for x
x = 17,603,620,892,275.96/4,821,127.39 - Step 6: Final answer
x = 3,651,349.46
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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.