Finding the Fourth Proportional to 4,840,727.60, 7,260,313.80 and 1,474,151.60
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Solution
The fourth proportional to 4,840,727.60, 7,260,313.80 and 1,474,151.60 is: 2,210,990.60
Step by Step Solution
- Step 1: Write the proportion equation
4,840,727.60 : 7,260,313.80 = 1,474,151.60 : x - Step 2: Convert to fraction form
4,840,727.60/7,260,313.80 = 1,474,151.60/x - Step 3: Cross multiply
4,840,727.60x = 7,260,313.80 × 1,474,151.60 - Step 4: Simplify right side
4,840,727.60x = 10,702,803,204,772.08 - Step 5: Solve for x
x = 10,702,803,204,772.08/4,840,727.60 - Step 6: Final answer
x = 2,210,990.60
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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.