Finding the Fourth Proportional to 2,283,899.08, 3,151,656.64 and 1,265,243.08
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Solution
The fourth proportional to 2,283,899.08, 3,151,656.64 and 1,265,243.08 is: 1,745,966.71
Step by Step Solution
- Step 1: Write the proportion equation
2,283,899.08 : 3,151,656.64 = 1,265,243.08 : x - Step 2: Convert to fraction form
2,283,899.08/3,151,656.64 = 1,265,243.08/x - Step 3: Cross multiply
2,283,899.08x = 3,151,656.64 × 1,265,243.08 - Step 4: Simplify right side
2,283,899.08x = 3,987,611,754,296.05 - Step 5: Solve for x
x = 3,987,611,754,296.05/2,283,899.08 - Step 6: Final answer
x = 1,745,966.71
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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.