Finding the Fourth Proportional to 4,652,365.92, 6,978,541.59 and 1,457,737.26
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Solution
The fourth proportional to 4,652,365.92, 6,978,541.59 and 1,457,737.26 is: 2,186,603.61
Step by Step Solution
- Step 1: Write the proportion equation
4,652,365.92 : 6,978,541.59 = 1,457,737.26 : x - Step 2: Convert to fraction form
4,652,365.92/6,978,541.59 = 1,457,737.26/x - Step 3: Cross multiply
4,652,365.92x = 6,978,541.59 × 1,457,737.26 - Step 4: Simplify right side
4,652,365.92x = 10,172,880,096,202.64 - Step 5: Solve for x
x = 10,172,880,096,202.64/4,652,365.92 - Step 6: Final answer
x = 2,186,603.61
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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.