Finding the Fourth Proportional to 5,151,125.20, 7,726,342.20 and 1,364,526.80
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Solution
The fourth proportional to 5,151,125.20, 7,726,342.20 and 1,364,526.80 is: 2,046,698.65
Step by Step Solution
- Step 1: Write the proportion equation
5,151,125.20 : 7,726,342.20 = 1,364,526.80 : x - Step 2: Convert to fraction form
5,151,125.20/7,726,342.20 = 1,364,526.80/x - Step 3: Cross multiply
5,151,125.20x = 7,726,342.20 × 1,364,526.80 - Step 4: Simplify right side
5,151,125.20x = 10,542,800,997,870.96 - Step 5: Solve for x
x = 10,542,800,997,870.96/5,151,125.20 - Step 6: Final answer
x = 2,046,698.65
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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.