Finding the Fourth Proportional to 1,295,887.23, 1,944,203.90 and 397,460.79
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Solution
The fourth proportional to 1,295,887.23, 1,944,203.90 and 397,460.79 is: 596,305.60
Step by Step Solution
- Step 1: Write the proportion equation
1,295,887.23 : 1,944,203.90 = 397,460.79 : x - Step 2: Convert to fraction form
1,295,887.23/1,944,203.90 = 397,460.79/x - Step 3: Cross multiply
1,295,887.23x = 1,944,203.90 × 397,460.79 - Step 4: Simplify right side
1,295,887.23x = 772,744,816,027.78 - Step 5: Solve for x
x = 772,744,816,027.78/1,295,887.23 - Step 6: Final answer
x = 596,305.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.