Finding the Fourth Proportional to 954,995.57, 1,318,081.09 and 547,370.62
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Solution
The fourth proportional to 954,995.57, 1,318,081.09 and 547,370.62 is: 755,478.75
Step by Step Solution
- Step 1: Write the proportion equation
954,995.57 : 1,318,081.09 = 547,370.62 : x - Step 2: Convert to fraction form
954,995.57/1,318,081.09 = 547,370.62/x - Step 3: Cross multiply
954,995.57x = 1,318,081.09 × 547,370.62 - Step 4: Simplify right side
954,995.57x = 721,478,856,853.17 - Step 5: Solve for x
x = 721,478,856,853.17/954,995.57 - Step 6: Final answer
x = 755,478.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.