Finding the Fourth Proportional to 5,341,226.94, 7,370,456.67 and 3,135,857.36
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Solution
The fourth proportional to 5,341,226.94, 7,370,456.67 and 3,135,857.36 is: 4,327,226.87
Step by Step Solution
- Step 1: Write the proportion equation
5,341,226.94 : 7,370,456.67 = 3,135,857.36 : x - Step 2: Convert to fraction form
5,341,226.94/7,370,456.67 = 3,135,857.36/x - Step 3: Cross multiply
5,341,226.94x = 7,370,456.67 × 3,135,857.36 - Step 4: Simplify right side
5,341,226.94x = 23,112,700,758,328.31 - Step 5: Solve for x
x = 23,112,700,758,328.31/5,341,226.94 - Step 6: Final answer
x = 4,327,226.87
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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.