Finding the Fourth Proportional to 4,297,748.75, 6,444,404.67 and 1,264,720.79
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Solution
The fourth proportional to 4,297,748.75, 6,444,404.67 and 1,264,720.79 is: 1,896,428.34
Step by Step Solution
- Step 1: Write the proportion equation
4,297,748.75 : 6,444,404.67 = 1,264,720.79 : x - Step 2: Convert to fraction form
4,297,748.75/6,444,404.67 = 1,264,720.79/x - Step 3: Cross multiply
4,297,748.75x = 6,444,404.67 × 1,264,720.79 - Step 4: Simplify right side
4,297,748.75x = 8,150,372,533,100.07 - Step 5: Solve for x
x = 8,150,372,533,100.07/4,297,748.75 - Step 6: Final answer
x = 1,896,428.34
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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.