Finding the Fourth Proportional to 4,623,593.18, 6,938,129.63 and 2,575,967.62
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Solution
The fourth proportional to 4,623,593.18, 6,938,129.63 and 2,575,967.62 is: 3,865,477.89
Step by Step Solution
- Step 1: Write the proportion equation
4,623,593.18 : 6,938,129.63 = 2,575,967.62 : x - Step 2: Convert to fraction form
4,623,593.18/6,938,129.63 = 2,575,967.62/x - Step 3: Cross multiply
4,623,593.18x = 6,938,129.63 × 2,575,967.62 - Step 4: Simplify right side
4,623,593.18x = 17,872,397,222,672.10 - Step 5: Solve for x
x = 17,872,397,222,672.10/4,623,593.18 - Step 6: Final answer
x = 3,865,477.89
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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.