Finding the Fourth Proportional to 1,027,723.08, 1,542,116.18 and 745,738.49
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Solution
The fourth proportional to 1,027,723.08, 1,542,116.18 and 745,738.49 is: 1,118,993.45
Step by Step Solution
- Step 1: Write the proportion equation
1,027,723.08 : 1,542,116.18 = 745,738.49 : x - Step 2: Convert to fraction form
1,027,723.08/1,542,116.18 = 745,738.49/x - Step 3: Cross multiply
1,027,723.08x = 1,542,116.18 × 745,738.49 - Step 4: Simplify right side
1,027,723.08x = 1,150,015,391,414.47 - Step 5: Solve for x
x = 1,150,015,391,414.47/1,027,723.08 - Step 6: Final answer
x = 1,118,993.45
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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.