Finding the Fourth Proportional to 2,617,852.40, 3,609,657.78 and 1,843,235.63
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Solution
The fourth proportional to 2,617,852.40, 3,609,657.78 and 1,843,235.63 is: 2,541,567.98
Step by Step Solution
- Step 1: Write the proportion equation
2,617,852.40 : 3,609,657.78 = 1,843,235.63 : x - Step 2: Convert to fraction form
2,617,852.40/3,609,657.78 = 1,843,235.63/x - Step 3: Cross multiply
2,617,852.40x = 3,609,657.78 × 1,843,235.63 - Step 4: Simplify right side
2,617,852.40x = 6,653,449,820,778.50 - Step 5: Solve for x
x = 6,653,449,820,778.50/2,617,852.40 - Step 6: Final answer
x = 2,541,567.98
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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.