Finding the Fourth Proportional to 1,557,968.99, 2,150,355.94 and 913,596.84
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Solution
The fourth proportional to 1,557,968.99, 2,150,355.94 and 913,596.84 is: 1,260,974.00
Step by Step Solution
- Step 1: Write the proportion equation
1,557,968.99 : 2,150,355.94 = 913,596.84 : x - Step 2: Convert to fraction form
1,557,968.99/2,150,355.94 = 913,596.84/x - Step 3: Cross multiply
1,557,968.99x = 2,150,355.94 × 913,596.84 - Step 4: Simplify right side
1,557,968.99x = 1,964,558,389,375.24 - Step 5: Solve for x
x = 1,964,558,389,375.24/1,557,968.99 - Step 6: Final answer
x = 1,260,974.00
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.