Finding the Fourth Proportional to 2,619,808.74, 3,929,487.98 and 1,594,872.99
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Solution
The fourth proportional to 2,619,808.74, 3,929,487.98 and 1,594,872.99 is: 2,392,172.43
Step by Step Solution
- Step 1: Write the proportion equation
2,619,808.74 : 3,929,487.98 = 1,594,872.99 : x - Step 2: Convert to fraction form
2,619,808.74/3,929,487.98 = 1,594,872.99/x - Step 3: Cross multiply
2,619,808.74x = 3,929,487.98 × 1,594,872.99 - Step 4: Simplify right side
2,619,808.74x = 6,267,034,247,818.84 - Step 5: Solve for x
x = 6,267,034,247,818.84/2,619,808.74 - Step 6: Final answer
x = 2,392,172.43
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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.