Finding the Fourth Proportional to 3,952,876.08, 5,929,251.66 and 1,257,162.42
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Solution
The fourth proportional to 3,952,876.08, 5,929,251.66 and 1,257,162.42 is: 1,885,723.77
Step by Step Solution
- Step 1: Write the proportion equation
3,952,876.08 : 5,929,251.66 = 1,257,162.42 : x - Step 2: Convert to fraction form
3,952,876.08/5,929,251.66 = 1,257,162.42/x - Step 3: Cross multiply
3,952,876.08x = 5,929,251.66 × 1,257,162.42 - Step 4: Simplify right side
3,952,876.08x = 7,454,032,365,674.62 - Step 5: Solve for x
x = 7,454,032,365,674.62/3,952,876.08 - Step 6: Final answer
x = 1,885,723.77
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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.