Finding the Fourth Proportional to 1,523,268.84, 2,101,630.66 and 878,602.60
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Solution
The fourth proportional to 1,523,268.84, 2,101,630.66 and 878,602.60 is: 1,212,194.53
Step by Step Solution
- Step 1: Write the proportion equation
1,523,268.84 : 2,101,630.66 = 878,602.60 : x - Step 2: Convert to fraction form
1,523,268.84/2,101,630.66 = 878,602.60/x - Step 3: Cross multiply
1,523,268.84x = 2,101,630.66 × 878,602.60 - Step 4: Simplify right side
1,523,268.84x = 1,846,498,162,115.72 - Step 5: Solve for x
x = 1,846,498,162,115.72/1,523,268.84 - Step 6: Final answer
x = 1,212,194.53
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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.