Finding the Fourth Proportional to 4,239,435.61, 6,358,198.17 and 1,206,734.25
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Solution
The fourth proportional to 4,239,435.61, 6,358,198.17 and 1,206,734.25 is: 1,809,829.48
Step by Step Solution
- Step 1: Write the proportion equation
4,239,435.61 : 6,358,198.17 = 1,206,734.25 : x - Step 2: Convert to fraction form
4,239,435.61/6,358,198.17 = 1,206,734.25/x - Step 3: Cross multiply
4,239,435.61x = 6,358,198.17 × 1,206,734.25 - Step 4: Simplify right side
4,239,435.61x = 7,672,655,528,394.82 - Step 5: Solve for x
x = 7,672,655,528,394.82/4,239,435.61 - Step 6: Final answer
x = 1,809,829.48
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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.