Finding the Fourth Proportional to 5,655,178.40, 8,482,378.80 and 1,816,944.80
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Solution
The fourth proportional to 5,655,178.40, 8,482,378.80 and 1,816,944.80 is: 2,725,292.28
Step by Step Solution
- Step 1: Write the proportion equation
5,655,178.40 : 8,482,378.80 = 1,816,944.80 : x - Step 2: Convert to fraction form
5,655,178.40/8,482,378.80 = 1,816,944.80/x - Step 3: Cross multiply
5,655,178.40x = 8,482,378.80 × 1,816,944.80 - Step 4: Simplify right side
5,655,178.40x = 15,412,014,052,290.24 - Step 5: Solve for x
x = 15,412,014,052,290.24/5,655,178.40 - Step 6: Final answer
x = 2,725,292.28
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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.