Finding the Fourth Proportional to 1,533,674.99, 2,116,375.21 and 845,308.97
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Solution
The fourth proportional to 1,533,674.99, 2,116,375.21 and 845,308.97 is: 1,166,473.31
Step by Step Solution
- Step 1: Write the proportion equation
1,533,674.99 : 2,116,375.21 = 845,308.97 : x - Step 2: Convert to fraction form
1,533,674.99/2,116,375.21 = 845,308.97/x - Step 3: Cross multiply
1,533,674.99x = 2,116,375.21 × 845,308.97 - Step 4: Simplify right side
1,533,674.99x = 1,788,990,947,309.80 - Step 5: Solve for x
x = 1,788,990,947,309.80/1,533,674.99 - Step 6: Final answer
x = 1,166,473.31
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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.