Finding the Fourth Proportional to 2,769,686.60, 4,154,918.70 and 876,230.60
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Solution
The fourth proportional to 2,769,686.60, 4,154,918.70 and 876,230.60 is: 1,314,468.90
Step by Step Solution
- Step 1: Write the proportion equation
2,769,686.60 : 4,154,918.70 = 876,230.60 : x - Step 2: Convert to fraction form
2,769,686.60/4,154,918.70 = 876,230.60/x - Step 3: Cross multiply
2,769,686.60x = 4,154,918.70 × 876,230.60 - Step 4: Simplify right side
2,769,686.60x = 3,640,666,905,452.22 - Step 5: Solve for x
x = 3,640,666,905,452.22/2,769,686.60 - Step 6: Final answer
x = 1,314,468.90
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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.