Finding the Fourth Proportional to 5,256,437.10, 7,887,766.05 and 3,464,501.10
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Solution
The fourth proportional to 5,256,437.10, 7,887,766.05 and 3,464,501.10 is: 5,198,801.70
Step by Step Solution
- Step 1: Write the proportion equation
5,256,437.10 : 7,887,766.05 = 3,464,501.10 : x - Step 2: Convert to fraction form
5,256,437.10/7,887,766.05 = 3,464,501.10/x - Step 3: Cross multiply
5,256,437.10x = 7,887,766.05 × 3,464,501.10 - Step 4: Simplify right side
5,256,437.10x = 27,327,174,156,767.66 - Step 5: Solve for x
x = 27,327,174,156,767.66/5,256,437.10 - Step 6: Final answer
x = 5,198,801.70
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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.