Finding the Fourth Proportional to 3,941,889.84, 5,910,994.80 and 2,048,122.80
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Solution
The fourth proportional to 3,941,889.84, 5,910,994.80 and 2,048,122.80 is: 3,071,228.20
Step by Step Solution
- Step 1: Write the proportion equation
3,941,889.84 : 5,910,994.80 = 2,048,122.80 : x - Step 2: Convert to fraction form
3,941,889.84/5,910,994.80 = 2,048,122.80/x - Step 3: Cross multiply
3,941,889.84x = 5,910,994.80 × 2,048,122.80 - Step 4: Simplify right side
3,941,889.84x = 12,106,443,220,561.44 - Step 5: Solve for x
x = 12,106,443,220,561.44/3,941,889.84 - Step 6: Final answer
x = 3,071,228.20
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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.