Finding the Fourth Proportional to 1,450,278.80, 2,176,195.80 and 608,915.60
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Solution
The fourth proportional to 1,450,278.80, 2,176,195.80 and 608,915.60 is: 913,699.88
Step by Step Solution
- Step 1: Write the proportion equation
1,450,278.80 : 2,176,195.80 = 608,915.60 : x - Step 2: Convert to fraction form
1,450,278.80/2,176,195.80 = 608,915.60/x - Step 3: Cross multiply
1,450,278.80x = 2,176,195.80 × 608,915.60 - Step 4: Simplify right side
1,450,278.80x = 1,325,119,571,274.48 - Step 5: Solve for x
x = 1,325,119,571,274.48/1,450,278.80 - Step 6: Final answer
x = 913,699.88
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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.