Finding the Fourth Proportional to 4,764,601.28, 7,148,235.97 and 1,926,706.34
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Solution
The fourth proportional to 4,764,601.28, 7,148,235.97 and 1,926,706.34 is: 2,890,598.97
Step by Step Solution
- Step 1: Write the proportion equation
4,764,601.28 : 7,148,235.97 = 1,926,706.34 : x - Step 2: Convert to fraction form
4,764,601.28/7,148,235.97 = 1,926,706.34/x - Step 3: Cross multiply
4,764,601.28x = 7,148,235.97 × 1,926,706.34 - Step 4: Simplify right side
4,764,601.28x = 13,772,551,563,215.05 - Step 5: Solve for x
x = 13,772,551,563,215.05/4,764,601.28 - Step 6: Final answer
x = 2,890,598.97
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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.