Finding the Fourth Proportional to 1,551,630.03, 2,141,195.72 and 853,845.81
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Solution
The fourth proportional to 1,551,630.03, 2,141,195.72 and 853,845.81 is: 1,178,277.65
Step by Step Solution
- Step 1: Write the proportion equation
1,551,630.03 : 2,141,195.72 = 853,845.81 : x - Step 2: Convert to fraction form
1,551,630.03/2,141,195.72 = 853,845.81/x - Step 3: Cross multiply
1,551,630.03x = 2,141,195.72 × 853,845.81 - Step 4: Simplify right side
1,551,630.03x = 1,828,250,981,613.22 - Step 5: Solve for x
x = 1,828,250,981,613.22/1,551,630.03 - Step 6: Final answer
x = 1,178,277.65
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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.