Finding the Fourth Proportional to 3,805,897.12, 5,252,134.95 and 2,063,624.24
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Solution
The fourth proportional to 3,805,897.12, 5,252,134.95 and 2,063,624.24 is: 2,847,799.79
Step by Step Solution
- Step 1: Write the proportion equation
3,805,897.12 : 5,252,134.95 = 2,063,624.24 : x - Step 2: Convert to fraction form
3,805,897.12/5,252,134.95 = 2,063,624.24/x - Step 3: Cross multiply
3,805,897.12x = 5,252,134.95 × 2,063,624.24 - Step 4: Simplify right side
3,805,897.12x = 10,838,433,007,701.53 - Step 5: Solve for x
x = 10,838,433,007,701.53/3,805,897.12 - Step 6: Final answer
x = 2,847,799.79
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1.5x scale
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.