Finding the Fourth Proportional to 3,558,931.97, 5,337,294.86 and 1,284,162.19
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Solution
The fourth proportional to 3,558,931.97, 5,337,294.86 and 1,284,162.19 is: 1,925,845.26
Step by Step Solution
- Step 1: Write the proportion equation
3,558,931.97 : 5,337,294.86 = 1,284,162.19 : x - Step 2: Convert to fraction form
3,558,931.97/5,337,294.86 = 1,284,162.19/x - Step 3: Cross multiply
3,558,931.97x = 5,337,294.86 × 1,284,162.19 - Step 4: Simplify right side
3,558,931.97x = 6,853,952,245,960.51 - Step 5: Solve for x
x = 6,853,952,245,960.51/3,558,931.97 - Step 6: Final answer
x = 1,925,845.26
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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.