Finding the Fourth Proportional to 2,966,316.93, 4,449,888.99 and 917,144.79
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Solution
The fourth proportional to 2,966,316.93, 4,449,888.99 and 917,144.79 is: 1,375,845.06
Step by Step Solution
- Step 1: Write the proportion equation
2,966,316.93 : 4,449,888.99 = 917,144.79 : x - Step 2: Convert to fraction form
2,966,316.93/4,449,888.99 = 917,144.79/x - Step 3: Cross multiply
2,966,316.93x = 4,449,888.99 × 917,144.79 - Step 4: Simplify right side
2,966,316.93x = 4,081,192,486,569.78 - Step 5: Solve for x
x = 4,081,192,486,569.78/2,966,316.93 - Step 6: Final answer
x = 1,375,845.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.