Finding the Fourth Proportional to 1,133,114.70, 1,699,672.05 and 876,251.55
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Solution
The fourth proportional to 1,133,114.70, 1,699,672.05 and 876,251.55 is: 1,314,377.33
Step by Step Solution
- Step 1: Write the proportion equation
1,133,114.70 : 1,699,672.05 = 876,251.55 : x - Step 2: Convert to fraction form
1,133,114.70/1,699,672.05 = 876,251.55/x - Step 3: Cross multiply
1,133,114.70x = 1,699,672.05 × 876,251.55 - Step 4: Simplify right side
1,133,114.70x = 1,489,340,268,304.18 - Step 5: Solve for x
x = 1,489,340,268,304.18/1,133,114.70 - Step 6: Final answer
x = 1,314,377.33
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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.