Finding the Fourth Proportional to 2,685,199.49, 3,705,590.70 and 1,461,502.09
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Solution
The fourth proportional to 2,685,199.49, 3,705,590.70 and 1,461,502.09 is: 2,016,881.27
Step by Step Solution
- Step 1: Write the proportion equation
2,685,199.49 : 3,705,590.70 = 1,461,502.09 : x - Step 2: Convert to fraction form
2,685,199.49/3,705,590.70 = 1,461,502.09/x - Step 3: Cross multiply
2,685,199.49x = 3,705,590.70 × 1,461,502.09 - Step 4: Simplify right side
2,685,199.49x = 5,415,728,543,470.59 - Step 5: Solve for x
x = 5,415,728,543,470.59/2,685,199.49 - Step 6: Final answer
x = 2,016,881.27
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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.