Finding the Fourth Proportional to 4,737,507.05, 7,106,694.93 and 1,325,784.21
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Solution
The fourth proportional to 4,737,507.05, 7,106,694.93 and 1,325,784.21 is: 1,988,797.87
Step by Step Solution
- Step 1: Write the proportion equation
4,737,507.05 : 7,106,694.93 = 1,325,784.21 : x - Step 2: Convert to fraction form
4,737,507.05/7,106,694.93 = 1,325,784.21/x - Step 3: Cross multiply
4,737,507.05x = 7,106,694.93 × 1,325,784.21 - Step 4: Simplify right side
4,737,507.05x = 9,421,943,923,481.06 - Step 5: Solve for x
x = 9,421,943,923,481.06/4,737,507.05 - Step 6: Final answer
x = 1,988,797.87
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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.