Finding the Fourth Proportional to 4,536,266.70, 6,804,400.05 and 4,189,845.90
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Solution
The fourth proportional to 4,536,266.70, 6,804,400.05 and 4,189,845.90 is: 6,284,768.85
Step by Step Solution
- Step 1: Write the proportion equation
4,536,266.70 : 6,804,400.05 = 4,189,845.90 : x - Step 2: Convert to fraction form
4,536,266.70/6,804,400.05 = 4,189,845.90/x - Step 3: Cross multiply
4,536,266.70x = 6,804,400.05 × 4,189,845.90 - Step 4: Simplify right side
4,536,266.70x = 28,509,387,651,452.29 - Step 5: Solve for x
x = 28,509,387,651,452.29/4,536,266.70 - Step 6: Final answer
x = 6,284,768.85
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Similar ratio
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1.5x scale
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.