Finding the Fourth Proportional to 1,165,591.26, 1,748,666.79 and 445,921.17
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Solution
The fourth proportional to 1,165,591.26, 1,748,666.79 and 445,921.17 is: 668,988.84
Step by Step Solution
- Step 1: Write the proportion equation
1,165,591.26 : 1,748,666.79 = 445,921.17 : x - Step 2: Convert to fraction form
1,165,591.26/1,748,666.79 = 445,921.17/x - Step 3: Cross multiply
1,165,591.26x = 1,748,666.79 × 445,921.17 - Step 4: Simplify right side
1,165,591.26x = 779,767,540,936.94 - Step 5: Solve for x
x = 779,767,540,936.94/1,165,591.26 - Step 6: Final answer
x = 668,988.84
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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.