Finding the Fourth Proportional to 2,080,676.08, 2,871,566.52 and 1,175,316.40
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Solution
The fourth proportional to 2,080,676.08, 2,871,566.52 and 1,175,316.40 is: 1,622,068.55
Step by Step Solution
- Step 1: Write the proportion equation
2,080,676.08 : 2,871,566.52 = 1,175,316.40 : x - Step 2: Convert to fraction form
2,080,676.08/2,871,566.52 = 1,175,316.40/x - Step 3: Cross multiply
2,080,676.08x = 2,871,566.52 × 1,175,316.40 - Step 4: Simplify right side
2,080,676.08x = 3,374,999,224,646.93 - Step 5: Solve for x
x = 3,374,999,224,646.93/2,080,676.08 - Step 6: Final answer
x = 1,622,068.55
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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.