Finding the Fourth Proportional to 1,822,405.12, 2,514,907.10 and 1,006,661.42
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Solution
The fourth proportional to 1,822,405.12, 2,514,907.10 and 1,006,661.42 is: 1,389,186.15
Step by Step Solution
- Step 1: Write the proportion equation
1,822,405.12 : 2,514,907.10 = 1,006,661.42 : x - Step 2: Convert to fraction form
1,822,405.12/2,514,907.10 = 1,006,661.42/x - Step 3: Cross multiply
1,822,405.12x = 2,514,907.10 × 1,006,661.42 - Step 4: Simplify right side
1,822,405.12x = 2,531,659,952,454.08 - Step 5: Solve for x
x = 2,531,659,952,454.08/1,822,405.12 - Step 6: Final answer
x = 1,389,186.15
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.