Finding the Fourth Proportional to 1,479,655.20, 2,218,186.80 and 1,004,800.80
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Solution
The fourth proportional to 1,479,655.20, 2,218,186.80 and 1,004,800.80 is: 1,506,321.12
Step by Step Solution
- Step 1: Write the proportion equation
1,479,655.20 : 2,218,186.80 = 1,004,800.80 : x - Step 2: Convert to fraction form
1,479,655.20/2,218,186.80 = 1,004,800.80/x - Step 3: Cross multiply
1,479,655.20x = 2,218,186.80 × 1,004,800.80 - Step 4: Simplify right side
1,479,655.20x = 2,228,835,871,189.44 - Step 5: Solve for x
x = 2,228,835,871,189.44/1,479,655.20 - Step 6: Final answer
x = 1,506,321.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.