Finding the Fourth Proportional to 4,372,179.36, 6,549,485.98 and 2,177,136.06
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Solution
The fourth proportional to 4,372,179.36, 6,549,485.98 and 2,177,136.06 is: 3,261,330.55
Step by Step Solution
- Step 1: Write the proportion equation
4,372,179.36 : 6,549,485.98 = 2,177,136.06 : x - Step 2: Convert to fraction form
4,372,179.36/6,549,485.98 = 2,177,136.06/x - Step 3: Cross multiply
4,372,179.36x = 6,549,485.98 × 2,177,136.06 - Step 4: Simplify right side
4,372,179.36x = 14,259,122,101,522.44 - Step 5: Solve for x
x = 14,259,122,101,522.44/4,372,179.36 - Step 6: Final answer
x = 3,261,330.55
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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.