Finding the Fourth Proportional to 1,729,186.80, 2,590,475.40 and 930,202.80
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Solution
The fourth proportional to 1,729,186.80, 2,590,475.40 and 930,202.80 is: 1,393,526.41
Step by Step Solution
- Step 1: Write the proportion equation
1,729,186.80 : 2,590,475.40 = 930,202.80 : x - Step 2: Convert to fraction form
1,729,186.80/2,590,475.40 = 930,202.80/x - Step 3: Cross multiply
1,729,186.80x = 2,590,475.40 × 930,202.80 - Step 4: Simplify right side
1,729,186.80x = 2,409,667,470,411.12 - Step 5: Solve for x
x = 2,409,667,470,411.12/1,729,186.80 - Step 6: Final answer
x = 1,393,526.41
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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.