Finding the Fourth Proportional to 5,370,213.87, 8,056,075.86 and 1,725,721.90
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Solution
The fourth proportional to 5,370,213.87, 8,056,075.86 and 1,725,721.90 is: 2,588,825.49
Step by Step Solution
- Step 1: Write the proportion equation
5,370,213.87 : 8,056,075.86 = 1,725,721.90 : x - Step 2: Convert to fraction form
5,370,213.87/8,056,075.86 = 1,725,721.90/x - Step 3: Cross multiply
5,370,213.87x = 8,056,075.86 × 1,725,721.90 - Step 4: Simplify right side
5,370,213.87x = 13,902,546,539,663.33 - Step 5: Solve for x
x = 13,902,546,539,663.33/5,370,213.87 - Step 6: Final answer
x = 2,588,825.49
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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.