Finding the Fourth Proportional to 1,546,696.81, 2,319,744.70 and 777,989.80
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Solution
The fourth proportional to 1,546,696.81, 2,319,744.70 and 777,989.80 is: 1,166,833.54
Step by Step Solution
- Step 1: Write the proportion equation
1,546,696.81 : 2,319,744.70 = 777,989.80 : x - Step 2: Convert to fraction form
1,546,696.81/2,319,744.70 = 777,989.80/x - Step 3: Cross multiply
1,546,696.81x = 2,319,744.70 × 777,989.80 - Step 4: Simplify right side
1,546,696.81x = 1,804,737,715,204.06 - Step 5: Solve for x
x = 1,804,737,715,204.06/1,546,696.81 - Step 6: Final answer
x = 1,166,833.54
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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.