Finding the Fourth Proportional to 4,214,626.49, 6,318,064.56 and 1,518,292.28
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Solution
The fourth proportional to 4,214,626.49, 6,318,064.56 and 1,518,292.28 is: 2,276,042.41
Step by Step Solution
- Step 1: Write the proportion equation
4,214,626.49 : 6,318,064.56 = 1,518,292.28 : x - Step 2: Convert to fraction form
4,214,626.49/6,318,064.56 = 1,518,292.28/x - Step 3: Cross multiply
4,214,626.49x = 6,318,064.56 × 1,518,292.28 - Step 4: Simplify right side
4,214,626.49x = 9,592,668,645,989.60 - Step 5: Solve for x
x = 9,592,668,645,989.60/4,214,626.49 - Step 6: Final answer
x = 2,276,042.41
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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.