Finding the Fourth Proportional to 1,611,621.39, 2,417,169.16 and 474,117.46
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Solution
The fourth proportional to 1,611,621.39, 2,417,169.16 and 474,117.46 is: 711,098.84
Step by Step Solution
- Step 1: Write the proportion equation
1,611,621.39 : 2,417,169.16 = 474,117.46 : x - Step 2: Convert to fraction form
1,611,621.39/2,417,169.16 = 474,117.46/x - Step 3: Cross multiply
1,611,621.39x = 2,417,169.16 × 474,117.46 - Step 4: Simplify right side
1,611,621.39x = 1,146,022,102,529.53 - Step 5: Solve for x
x = 1,146,022,102,529.53/1,611,621.39 - Step 6: Final answer
x = 711,098.84
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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.