Finding the Fourth Proportional to 4,088,486.80, 6,132,730.20 and 2,490,227.20
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Solution
The fourth proportional to 4,088,486.80, 6,132,730.20 and 2,490,227.20 is: 3,735,340.80
Step by Step Solution
- Step 1: Write the proportion equation
4,088,486.80 : 6,132,730.20 = 2,490,227.20 : x - Step 2: Convert to fraction form
4,088,486.80/6,132,730.20 = 2,490,227.20/x - Step 3: Cross multiply
4,088,486.80x = 6,132,730.20 × 2,490,227.20 - Step 4: Simplify right side
4,088,486.80x = 15,271,891,554,301.44 - Step 5: Solve for x
x = 15,271,891,554,301.44/4,088,486.80 - Step 6: Final answer
x = 3,735,340.80
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1.5x scale
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.