Finding the Fourth Proportional to 1,497,792.20, 2,066,448.65 and 852,755.99
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Solution
The fourth proportional to 1,497,792.20, 2,066,448.65 and 852,755.99 is: 1,176,515.98
Step by Step Solution
- Step 1: Write the proportion equation
1,497,792.20 : 2,066,448.65 = 852,755.99 : x - Step 2: Convert to fraction form
1,497,792.20/2,066,448.65 = 852,755.99/x - Step 3: Cross multiply
1,497,792.20x = 2,066,448.65 × 852,755.99 - Step 4: Simplify right side
1,497,792.20x = 1,762,176,449,718.89 - Step 5: Solve for x
x = 1,762,176,449,718.89/1,497,792.20 - Step 6: Final answer
x = 1,176,515.98
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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.