Finding the Fourth Proportional to 3,875,722.42, 5,342,953.98 and 2,726,235.22
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Solution
The fourth proportional to 3,875,722.42, 5,342,953.98 and 2,726,235.22 is: 3,758,305.61
Step by Step Solution
- Step 1: Write the proportion equation
3,875,722.42 : 5,342,953.98 = 2,726,235.22 : x - Step 2: Convert to fraction form
3,875,722.42/5,342,953.98 = 2,726,235.22/x - Step 3: Cross multiply
3,875,722.42x = 5,342,953.98 × 2,726,235.22 - Step 4: Simplify right side
3,875,722.42x = 14,566,149,319,115.18 - Step 5: Solve for x
x = 14,566,149,319,115.18/3,875,722.42 - Step 6: Final answer
x = 3,758,305.61
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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.