Finding the Fourth Proportional to 2,939,954.40, 4,409,672.40 and 809,848.80
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Solution
The fourth proportional to 2,939,954.40, 4,409,672.40 and 809,848.80 is: 1,214,701.80
Step by Step Solution
- Step 1: Write the proportion equation
2,939,954.40 : 4,409,672.40 = 809,848.80 : x - Step 2: Convert to fraction form
2,939,954.40/4,409,672.40 = 809,848.80/x - Step 3: Cross multiply
2,939,954.40x = 4,409,672.40 × 809,848.80 - Step 4: Simplify right side
2,939,954.40x = 3,571,167,901,533.12 - Step 5: Solve for x
x = 3,571,167,901,533.12/2,939,954.40 - Step 6: Final answer
x = 1,214,701.80
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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.