Finding the Fourth Proportional to 1,008,461.24, 1,391,635.99 and 549,566.07
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Solution
The fourth proportional to 1,008,461.24, 1,391,635.99 and 549,566.07 is: 758,379.09
Step by Step Solution
- Step 1: Write the proportion equation
1,008,461.24 : 1,391,635.99 = 549,566.07 : x - Step 2: Convert to fraction form
1,008,461.24/1,391,635.99 = 549,566.07/x - Step 3: Cross multiply
1,008,461.24x = 1,391,635.99 × 549,566.07 - Step 4: Simplify right side
1,008,461.24x = 764,795,917,363.18 - Step 5: Solve for x
x = 764,795,917,363.18/1,008,461.24 - Step 6: Final answer
x = 758,379.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.