Finding the Fourth Proportional to 5,652,014.10, 8,478,539.55 and 1,865,505.30
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Solution
The fourth proportional to 5,652,014.10, 8,478,539.55 and 1,865,505.30 is: 2,798,429.05
Step by Step Solution
- Step 1: Write the proportion equation
5,652,014.10 : 8,478,539.55 = 1,865,505.30 : x - Step 2: Convert to fraction form
5,652,014.10/8,478,539.55 = 1,865,505.30/x - Step 3: Cross multiply
5,652,014.10x = 8,478,539.55 × 1,865,505.30 - Step 4: Simplify right side
5,652,014.10x = 15,816,760,466,784.62 - Step 5: Solve for x
x = 15,816,760,466,784.62/5,652,014.10 - Step 6: Final answer
x = 2,798,429.05
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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.