Finding the Fourth Proportional to 1,975,269.58, 2,726,093.36 and 1,115,885.23
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Solution
The fourth proportional to 1,975,269.58, 2,726,093.36 and 1,115,885.23 is: 1,540,046.66
Step by Step Solution
- Step 1: Write the proportion equation
1,975,269.58 : 2,726,093.36 = 1,115,885.23 : x - Step 2: Convert to fraction form
1,975,269.58/2,726,093.36 = 1,115,885.23/x - Step 3: Cross multiply
1,975,269.58x = 2,726,093.36 × 1,115,885.23 - Step 4: Simplify right side
1,975,269.58x = 3,042,007,316,025.07 - Step 5: Solve for x
x = 3,042,007,316,025.07/1,975,269.58 - Step 6: Final answer
x = 1,540,046.66
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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.