Finding the Fourth Proportional to 1,577,701.10, 2,368,651.77 and 1,067,081.55
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Solution
The fourth proportional to 1,577,701.10, 2,368,651.77 and 1,067,081.55 is: 1,602,042.75
Step by Step Solution
- Step 1: Write the proportion equation
1,577,701.10 : 2,368,651.77 = 1,067,081.55 : x - Step 2: Convert to fraction form
1,577,701.10/2,368,651.77 = 1,067,081.55/x - Step 3: Cross multiply
1,577,701.10x = 2,368,651.77 × 1,067,081.55 - Step 4: Simplify right side
1,577,701.10x = 2,527,544,602,141.84 - Step 5: Solve for x
x = 2,527,544,602,141.84/1,577,701.10 - Step 6: Final answer
x = 1,602,042.75
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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.