Finding the Fourth Proportional to 792,955.58, 1,092,770.26 and 778,382.06
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Solution
The fourth proportional to 792,955.58, 1,092,770.26 and 778,382.06 is: 1,072,686.53
Step by Step Solution
- Step 1: Write the proportion equation
792,955.58 : 1,092,770.26 = 778,382.06 : x - Step 2: Convert to fraction form
792,955.58/1,092,770.26 = 778,382.06/x - Step 3: Cross multiply
792,955.58x = 1,092,770.26 × 778,382.06 - Step 4: Simplify right side
792,955.58x = 850,592,766,085.54 - Step 5: Solve for x
x = 850,592,766,085.54/792,955.58 - Step 6: Final answer
x = 1,072,686.53
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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.