Finding the Fourth Proportional to 1,525,527.68, 2,104,994.40 and 913,537.12
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Solution
The fourth proportional to 1,525,527.68, 2,104,994.40 and 913,537.12 is: 1,260,541.22
Step by Step Solution
- Step 1: Write the proportion equation
1,525,527.68 : 2,104,994.40 = 913,537.12 : x - Step 2: Convert to fraction form
1,525,527.68/2,104,994.40 = 913,537.12/x - Step 3: Cross multiply
1,525,527.68x = 2,104,994.40 × 913,537.12 - Step 4: Simplify right side
1,525,527.68x = 1,922,990,521,792.13 - Step 5: Solve for x
x = 1,922,990,521,792.13/1,525,527.68 - Step 6: Final answer
x = 1,260,541.22
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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.