Finding the Fourth Proportional to 1,916,239.88, 2,865,732.09 and 1,704,253.97
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Solution
The fourth proportional to 1,916,239.88, 2,865,732.09 and 1,704,253.97 is: 2,548,707.68
Step by Step Solution
- Step 1: Write the proportion equation
1,916,239.88 : 2,865,732.09 = 1,704,253.97 : x - Step 2: Convert to fraction form
1,916,239.88/2,865,732.09 = 1,704,253.97/x - Step 3: Cross multiply
1,916,239.88x = 2,865,732.09 × 1,704,253.97 - Step 4: Simplify right side
1,916,239.88x = 4,883,935,291,338.90 - Step 5: Solve for x
x = 4,883,935,291,338.90/1,916,239.88 - Step 6: Final answer
x = 2,548,707.68
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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.