Finding the Fourth Proportional to 1,589,770.15, 2,193,861.36 and 864,602.26
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Solution
The fourth proportional to 1,589,770.15, 2,193,861.36 and 864,602.26 is: 1,193,139.45
Step by Step Solution
- Step 1: Write the proportion equation
1,589,770.15 : 2,193,861.36 = 864,602.26 : x - Step 2: Convert to fraction form
1,589,770.15/2,193,861.36 = 864,602.26/x - Step 3: Cross multiply
1,589,770.15x = 2,193,861.36 × 864,602.26 - Step 4: Simplify right side
1,589,770.15x = 1,896,817,489,982.67 - Step 5: Solve for x
x = 1,896,817,489,982.67/1,589,770.15 - Step 6: Final answer
x = 1,193,139.45
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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.