Finding the Fourth Proportional to 3,614,441.07, 5,421,700.49 and 1,090,118.19
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Solution
The fourth proportional to 3,614,441.07, 5,421,700.49 and 1,090,118.19 is: 1,635,189.01
Step by Step Solution
- Step 1: Write the proportion equation
3,614,441.07 : 5,421,700.49 = 1,090,118.19 : x - Step 2: Convert to fraction form
3,614,441.07/5,421,700.49 = 1,090,118.19/x - Step 3: Cross multiply
3,614,441.07x = 5,421,700.49 × 1,090,118.19 - Step 4: Simplify right side
3,614,441.07x = 5,910,294,319,430.32 - Step 5: Solve for x
x = 5,910,294,319,430.32/3,614,441.07 - Step 6: Final answer
x = 1,635,189.01
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1.5x scale
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.