Finding the Fourth Proportional to 3,207,634.92, 4,426,544.30 and 1,757,359.08
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Solution
The fourth proportional to 3,207,634.92, 4,426,544.30 and 1,757,359.08 is: 2,425,159.97
Step by Step Solution
- Step 1: Write the proportion equation
3,207,634.92 : 4,426,544.30 = 1,757,359.08 : x - Step 2: Convert to fraction form
3,207,634.92/4,426,544.30 = 1,757,359.08/x - Step 3: Cross multiply
3,207,634.92x = 4,426,544.30 × 1,757,359.08 - Step 4: Simplify right side
3,207,634.92x = 7,779,027,809,840.45 - Step 5: Solve for x
x = 7,779,027,809,840.45/3,207,634.92 - Step 6: Final answer
x = 2,425,159.97
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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.