Finding the Fourth Proportional to 2,086,177.39, 2,879,374.04 and 1,270,649.95
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Solution
The fourth proportional to 2,086,177.39, 2,879,374.04 and 1,270,649.95 is: 1,753,770.56
Step by Step Solution
- Step 1: Write the proportion equation
2,086,177.39 : 2,879,374.04 = 1,270,649.95 : x - Step 2: Convert to fraction form
2,086,177.39/2,879,374.04 = 1,270,649.95/x - Step 3: Cross multiply
2,086,177.39x = 2,879,374.04 × 1,270,649.95 - Step 4: Simplify right side
2,086,177.39x = 3,658,676,479,957.30 - Step 5: Solve for x
x = 3,658,676,479,957.30/2,086,177.39 - Step 6: Final answer
x = 1,753,770.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.