Finding the Fourth Proportional to 1,557,969.99, 2,150,357.32 and 913,597.84
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Solution
The fourth proportional to 1,557,969.99, 2,150,357.32 and 913,597.84 is: 1,260,975.38
Step by Step Solution
- Step 1: Write the proportion equation
1,557,969.99 : 2,150,357.32 = 913,597.84 : x - Step 2: Convert to fraction form
1,557,969.99/2,150,357.32 = 913,597.84/x - Step 3: Cross multiply
1,557,969.99x = 2,150,357.32 × 913,597.84 - Step 4: Simplify right side
1,557,969.99x = 1,964,561,802,780.19 - Step 5: Solve for x
x = 1,964,561,802,780.19/1,557,969.99 - Step 6: Final answer
x = 1,260,975.38
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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.