Finding the Fourth Proportional to 4,223,982.20, 6,335,654.69 and 1,345,232.68
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Solution
The fourth proportional to 4,223,982.20, 6,335,654.69 and 1,345,232.68 is: 2,017,747.55
Step by Step Solution
- Step 1: Write the proportion equation
4,223,982.20 : 6,335,654.69 = 1,345,232.68 : x - Step 2: Convert to fraction form
4,223,982.20/6,335,654.69 = 1,345,232.68/x - Step 3: Cross multiply
4,223,982.20x = 6,335,654.69 × 1,345,232.68 - Step 4: Simplify right side
4,223,982.20x = 8,522,929,725,707.21 - Step 5: Solve for x
x = 8,522,929,725,707.21/4,223,982.20 - Step 6: Final answer
x = 2,017,747.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.