Finding the Fourth Proportional to 2,282,186.08, 3,149,515.18 and 1,263,590.82
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Solution
The fourth proportional to 2,282,186.08, 3,149,515.18 and 1,263,590.82 is: 1,743,809.81
Step by Step Solution
- Step 1: Write the proportion equation
2,282,186.08 : 3,149,515.18 = 1,263,590.82 : x - Step 2: Convert to fraction form
2,282,186.08/3,149,515.18 = 1,263,590.82/x - Step 3: Cross multiply
2,282,186.08x = 3,149,515.18 × 1,263,590.82 - Step 4: Simplify right side
2,282,186.08x = 3,979,698,468,898.65 - Step 5: Solve for x
x = 3,979,698,468,898.65/2,282,186.08 - Step 6: Final answer
x = 1,743,809.81
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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.