Finding the Fourth Proportional to 1,953,027.42, 2,695,197.19 and 1,081,887.91
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Solution
The fourth proportional to 1,953,027.42, 2,695,197.19 and 1,081,887.91 is: 1,493,016.03
Step by Step Solution
- Step 1: Write the proportion equation
1,953,027.42 : 2,695,197.19 = 1,081,887.91 : x - Step 2: Convert to fraction form
1,953,027.42/2,695,197.19 = 1,081,887.91/x - Step 3: Cross multiply
1,953,027.42x = 2,695,197.19 × 1,081,887.91 - Step 4: Simplify right side
1,953,027.42x = 2,915,901,247,512.80 - Step 5: Solve for x
x = 2,915,901,247,512.80/1,953,027.42 - Step 6: Final answer
x = 1,493,016.03
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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.