Finding the Fourth Proportional to 5,672,748, 8,504,349.12 and 2,638,572.24
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Solution
The fourth proportional to 5,672,748, 8,504,349.12 and 2,638,572.24 is: 3,955,638.34
Step by Step Solution
- Step 1: Write the proportion equation
5,672,748 : 8,504,349.12 = 2,638,572.24 : x - Step 2: Convert to fraction form
5,672,748/8,504,349.12 = 2,638,572.24/x - Step 3: Cross multiply
5,672,748x = 8,504,349.12 × 2,638,572.24 - Step 4: Simplify right side
5,672,748x = 22,439,339,507,300.43 - Step 5: Solve for x
x = 22,439,339,507,300.43/5,672,748 - Step 6: Final answer
x = 3,955,638.34
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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.