Finding the Fourth Proportional to 4,156,605.20, 6,233,352.60 and 1,459,888.40
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Solution
The fourth proportional to 4,156,605.20, 6,233,352.60 and 1,459,888.40 is: 2,189,286.38
Step by Step Solution
- Step 1: Write the proportion equation
4,156,605.20 : 6,233,352.60 = 1,459,888.40 : x - Step 2: Convert to fraction form
4,156,605.20/6,233,352.60 = 1,459,888.40/x - Step 3: Cross multiply
4,156,605.20x = 6,233,352.60 × 1,459,888.40 - Step 4: Simplify right side
4,156,605.20x = 9,099,999,153,849.84 - Step 5: Solve for x
x = 9,099,999,153,849.84/4,156,605.20 - Step 6: Final answer
x = 2,189,286.38
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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.