Finding the Fourth Proportional to 1,011,492.97, 1,517,986.07 and 479,013.14
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Solution
The fourth proportional to 1,011,492.97, 1,517,986.07 and 479,013.14 is: 718,873.29
Step by Step Solution
- Step 1: Write the proportion equation
1,011,492.97 : 1,517,986.07 = 479,013.14 : x - Step 2: Convert to fraction form
1,011,492.97/1,517,986.07 = 479,013.14/x - Step 3: Cross multiply
1,011,492.97x = 1,517,986.07 × 479,013.14 - Step 4: Simplify right side
1,011,492.97x = 727,135,277,063.16 - Step 5: Solve for x
x = 727,135,277,063.16/1,011,492.97 - Step 6: Final answer
x = 718,873.29
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.