Finding the Fourth Proportional to 3,657,841.51, 5,047,753.74 and 2,026,213.07
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Solution
The fourth proportional to 3,657,841.51, 5,047,753.74 and 2,026,213.07 is: 2,796,136.63
Step by Step Solution
- Step 1: Write the proportion equation
3,657,841.51 : 5,047,753.74 = 2,026,213.07 : x - Step 2: Convert to fraction form
3,657,841.51/5,047,753.74 = 2,026,213.07/x - Step 3: Cross multiply
3,657,841.51x = 5,047,753.74 × 2,026,213.07 - Step 4: Simplify right side
3,657,841.51x = 10,227,824,605,284.23 - Step 5: Solve for x
x = 10,227,824,605,284.23/3,657,841.51 - Step 6: Final answer
x = 2,796,136.63
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1.5x scale
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.