Finding the Fourth Proportional to 1,072,074.06, 1,479,483.36 and 588,634.97
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Solution
The fourth proportional to 1,072,074.06, 1,479,483.36 and 588,634.97 is: 812,327.88
Step by Step Solution
- Step 1: Write the proportion equation
1,072,074.06 : 1,479,483.36 = 588,634.97 : x - Step 2: Convert to fraction form
1,072,074.06/1,479,483.36 = 588,634.97/x - Step 3: Cross multiply
1,072,074.06x = 1,479,483.36 × 588,634.97 - Step 4: Simplify right side
1,072,074.06x = 870,875,643,229.10 - Step 5: Solve for x
x = 870,875,643,229.10/1,072,074.06 - Step 6: Final answer
x = 812,327.88
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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.