Finding the Fourth Proportional to 4,189,888.96, 6,283,686.49 and 1,156,529.68
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Solution
The fourth proportional to 4,189,888.96, 6,283,686.49 and 1,156,529.68 is: 1,734,477.93
Step by Step Solution
- Step 1: Write the proportion equation
4,189,888.96 : 6,283,686.49 = 1,156,529.68 : x - Step 2: Convert to fraction form
4,189,888.96/6,283,686.49 = 1,156,529.68/x - Step 3: Cross multiply
4,189,888.96x = 6,283,686.49 × 1,156,529.68 - Step 4: Simplify right side
4,189,888.96x = 7,267,269,906,899.48 - Step 5: Solve for x
x = 7,267,269,906,899.48/4,189,888.96 - Step 6: Final answer
x = 1,734,477.93
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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.