Finding the Fourth Proportional to 5,056,511.10, 7,585,750.80 and 1,462,395.30
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Solution
The fourth proportional to 5,056,511.10, 7,585,750.80 and 1,462,395.30 is: 2,193,877.58
Step by Step Solution
- Step 1: Write the proportion equation
5,056,511.10 : 7,585,750.80 = 1,462,395.30 : x - Step 2: Convert to fraction form
5,056,511.10/7,585,750.80 = 1,462,395.30/x - Step 3: Cross multiply
5,056,511.10x = 7,585,750.80 × 1,462,395.30 - Step 4: Simplify right side
5,056,511.10x = 11,093,366,316,891.24 - Step 5: Solve for x
x = 11,093,366,316,891.24/5,056,511.10 - Step 6: Final answer
x = 2,193,877.58
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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.