Finding the Fourth Proportional to 2,843,379.36, 3,923,863.68 and 1,554,224.80
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Solution
The fourth proportional to 2,843,379.36, 3,923,863.68 and 1,554,224.80 is: 2,144,830.31
Step by Step Solution
- Step 1: Write the proportion equation
2,843,379.36 : 3,923,863.68 = 1,554,224.80 : x - Step 2: Convert to fraction form
2,843,379.36/3,923,863.68 = 1,554,224.80/x - Step 3: Cross multiply
2,843,379.36x = 3,923,863.68 × 1,554,224.80 - Step 4: Simplify right side
2,843,379.36x = 6,098,566,243,275.27 - Step 5: Solve for x
x = 6,098,566,243,275.27/2,843,379.36 - Step 6: Final answer
x = 2,144,830.31
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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.