Finding the Fourth Proportional to 1,508,418.60, 2,081,625.80 and 888,250.68
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Solution
The fourth proportional to 1,508,418.60, 2,081,625.80 and 888,250.68 is: 1,225,790.73
Step by Step Solution
- Step 1: Write the proportion equation
1,508,418.60 : 2,081,625.80 = 888,250.68 : x - Step 2: Convert to fraction form
1,508,418.60/2,081,625.80 = 888,250.68/x - Step 3: Cross multiply
1,508,418.60x = 2,081,625.80 × 888,250.68 - Step 4: Simplify right side
1,508,418.60x = 1,849,005,532,355.54 - Step 5: Solve for x
x = 1,849,005,532,355.54/1,508,418.60 - Step 6: Final answer
x = 1,225,790.73
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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.