Finding the Fourth Proportional to 2,850,952.71, 3,934,412.67 and 1,561,792.75
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Solution
The fourth proportional to 2,850,952.71, 3,934,412.67 and 1,561,792.75 is: 2,155,327.64
Step by Step Solution
- Step 1: Write the proportion equation
2,850,952.71 : 3,934,412.67 = 1,561,792.75 : x - Step 2: Convert to fraction form
2,850,952.71/3,934,412.67 = 1,561,792.75/x - Step 3: Cross multiply
2,850,952.71x = 3,934,412.67 × 1,561,792.75 - Step 4: Simplify right side
2,850,952.71x = 6,144,737,183,514.14 - Step 5: Solve for x
x = 6,144,737,183,514.14/2,850,952.71 - Step 6: Final answer
x = 2,155,327.64
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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.