Finding the Fourth Proportional to 1,974,754.72, 2,960,137.84 and 777,517.28
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Solution
The fourth proportional to 1,974,754.72, 2,960,137.84 and 777,517.28 is: 1,165,490.73
Step by Step Solution
- Step 1: Write the proportion equation
1,974,754.72 : 2,960,137.84 = 777,517.28 : x - Step 2: Convert to fraction form
1,974,754.72/2,960,137.84 = 777,517.28/x - Step 3: Cross multiply
1,974,754.72x = 2,960,137.84 × 777,517.28 - Step 4: Simplify right side
1,974,754.72x = 2,301,558,321,781.88 - Step 5: Solve for x
x = 2,301,558,321,781.88/1,974,754.72 - Step 6: Final answer
x = 1,165,490.73
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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.