Finding the Fourth Proportional to 4,759,616.08, 7,142,260.20 and 1,727,218.41
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Solution
The fourth proportional to 4,759,616.08, 7,142,260.20 and 1,727,218.41 is: 2,591,856.80
Step by Step Solution
- Step 1: Write the proportion equation
4,759,616.08 : 7,142,260.20 = 1,727,218.41 : x - Step 2: Convert to fraction form
4,759,616.08/7,142,260.20 = 1,727,218.41/x - Step 3: Cross multiply
4,759,616.08x = 7,142,260.20 × 1,727,218.41 - Step 4: Simplify right side
4,759,616.08x = 12,336,243,306,450.28 - Step 5: Solve for x
x = 12,336,243,306,450.28/4,759,616.08 - Step 6: Final answer
x = 2,591,856.80
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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.