Finding the Fourth Proportional to 3,926,273.90, 5,889,484.68 and 1,230,539.43
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Solution
The fourth proportional to 3,926,273.90, 5,889,484.68 and 1,230,539.43 is: 1,845,832.28
Step by Step Solution
- Step 1: Write the proportion equation
3,926,273.90 : 5,889,484.68 = 1,230,539.43 : x - Step 2: Convert to fraction form
3,926,273.90/5,889,484.68 = 1,230,539.43/x - Step 3: Cross multiply
3,926,273.90x = 5,889,484.68 × 1,230,539.43 - Step 4: Simplify right side
3,926,273.90x = 7,247,243,114,968.24 - Step 5: Solve for x
x = 7,247,243,114,968.24/3,926,273.90 - Step 6: Final answer
x = 1,845,832.28
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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.