Finding the Fourth Proportional to 1,206,339.84, 1,663,286.08 and 1,042,701.44
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Solution
The fourth proportional to 1,206,339.84, 1,663,286.08 and 1,042,701.44 is: 1,437,663.53
Step by Step Solution
- Step 1: Write the proportion equation
1,206,339.84 : 1,663,286.08 = 1,042,701.44 : x - Step 2: Convert to fraction form
1,206,339.84/1,663,286.08 = 1,042,701.44/x - Step 3: Cross multiply
1,206,339.84x = 1,663,286.08 × 1,042,701.44 - Step 4: Simplify right side
1,206,339.84x = 1,734,310,790,747.96 - Step 5: Solve for x
x = 1,734,310,790,747.96/1,206,339.84 - Step 6: Final answer
x = 1,437,663.53
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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.