Finding the Fourth Proportional to 949,202.20, 1,421,729.70 and 737,176.60
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Solution
The fourth proportional to 949,202.20, 1,421,729.70 and 737,176.60 is: 1,104,154.49
Step by Step Solution
- Step 1: Write the proportion equation
949,202.20 : 1,421,729.70 = 737,176.60 : x - Step 2: Convert to fraction form
949,202.20/1,421,729.70 = 737,176.60/x - Step 3: Cross multiply
949,202.20x = 1,421,729.70 × 737,176.60 - Step 4: Simplify right side
949,202.20x = 1,048,065,866,365.02 - Step 5: Solve for x
x = 1,048,065,866,365.02/949,202.20 - Step 6: Final answer
x = 1,104,154.49
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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.