Finding the Fourth Proportional to 3,540,994.20, 5,314,115.70 and 2,596,210.20
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Solution
The fourth proportional to 3,540,994.20, 5,314,115.70 and 2,596,210.20 is: 3,896,239.48
Step by Step Solution
- Step 1: Write the proportion equation
3,540,994.20 : 5,314,115.70 = 2,596,210.20 : x - Step 2: Convert to fraction form
3,540,994.20/5,314,115.70 = 2,596,210.20/x - Step 3: Cross multiply
3,540,994.20x = 5,314,115.70 × 2,596,210.20 - Step 4: Simplify right side
3,540,994.20x = 13,796,561,384,320.14 - Step 5: Solve for x
x = 13,796,561,384,320.14/3,540,994.20 - Step 6: Final answer
x = 3,896,239.48
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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.