Finding the Fourth Proportional to 2,080,272.80, 3,113,497.20 and 1,510,032.80
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Solution
The fourth proportional to 2,080,272.80, 3,113,497.20 and 1,510,032.80 is: 2,260,031.90
Step by Step Solution
- Step 1: Write the proportion equation
2,080,272.80 : 3,113,497.20 = 1,510,032.80 : x - Step 2: Convert to fraction form
2,080,272.80/3,113,497.20 = 1,510,032.80/x - Step 3: Cross multiply
2,080,272.80x = 3,113,497.20 × 1,510,032.80 - Step 4: Simplify right side
2,080,272.80x = 4,701,482,894,708.16 - Step 5: Solve for x
x = 4,701,482,894,708.16/2,080,272.80 - Step 6: Final answer
x = 2,260,031.90
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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.