Finding the Fourth Proportional to 4,641,193.71, 6,405,252.62 and 2,708,077.07
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Solution
The fourth proportional to 4,641,193.71, 6,405,252.62 and 2,708,077.07 is: 3,737,382.85
Step by Step Solution
- Step 1: Write the proportion equation
4,641,193.71 : 6,405,252.62 = 2,708,077.07 : x - Step 2: Convert to fraction form
4,641,193.71/6,405,252.62 = 2,708,077.07/x - Step 3: Cross multiply
4,641,193.71x = 6,405,252.62 × 2,708,077.07 - Step 4: Simplify right side
4,641,193.71x = 17,345,917,752,486.40 - Step 5: Solve for x
x = 17,345,917,752,486.40/4,641,193.71 - Step 6: Final answer
x = 3,737,382.85
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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.