Finding the Fourth Proportional to 1,334,260.76, 1,841,272.04 and 722,400.68
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Solution
The fourth proportional to 1,334,260.76, 1,841,272.04 and 722,400.68 is: 996,908.70
Step by Step Solution
- Step 1: Write the proportion equation
1,334,260.76 : 1,841,272.04 = 722,400.68 : x - Step 2: Convert to fraction form
1,334,260.76/1,841,272.04 = 722,400.68/x - Step 3: Cross multiply
1,334,260.76x = 1,841,272.04 × 722,400.68 - Step 4: Simplify right side
1,334,260.76x = 1,330,136,160,942.62 - Step 5: Solve for x
x = 1,330,136,160,942.62/1,334,260.76 - Step 6: Final answer
x = 996,908.70
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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.