Finding the Fourth Proportional to 1,220,721.82, 1,830,708.70 and 844,063
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Solution
The fourth proportional to 1,220,721.82, 1,830,708.70 and 844,063 is: 1,265,835.88
Step by Step Solution
- Step 1: Write the proportion equation
1,220,721.82 : 1,830,708.70 = 844,063 : x - Step 2: Convert to fraction form
1,220,721.82/1,830,708.70 = 844,063/x - Step 3: Cross multiply
1,220,721.82x = 1,830,708.70 × 844,063 - Step 4: Simplify right side
1,220,721.82x = 1,545,233,477,448.10 - Step 5: Solve for x
x = 1,545,233,477,448.10/1,220,721.82 - Step 6: Final answer
x = 1,265,835.88
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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.