Finding the Fourth Proportional to 878,852.33, 1,318,278.49 and 833,975.09
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Solution
The fourth proportional to 878,852.33, 1,318,278.49 and 833,975.09 is: 1,250,962.63
Step by Step Solution
- Step 1: Write the proportion equation
878,852.33 : 1,318,278.49 = 833,975.09 : x - Step 2: Convert to fraction form
878,852.33/1,318,278.49 = 833,975.09/x - Step 3: Cross multiply
878,852.33x = 1,318,278.49 × 833,975.09 - Step 4: Simplify right side
878,852.33x = 1,099,411,423,301.14 - Step 5: Solve for x
x = 1,099,411,423,301.14/878,852.33 - Step 6: Final answer
x = 1,250,962.63
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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.