Finding the Fourth Proportional to 1,610,613.18, 2,222,660.64 and 875,568.84
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Solution
The fourth proportional to 1,610,613.18, 2,222,660.64 and 875,568.84 is: 1,208,292.86
Step by Step Solution
- Step 1: Write the proportion equation
1,610,613.18 : 2,222,660.64 = 875,568.84 : x - Step 2: Convert to fraction form
1,610,613.18/2,222,660.64 = 875,568.84/x - Step 3: Cross multiply
1,610,613.18x = 2,222,660.64 × 875,568.84 - Step 4: Simplify right side
1,610,613.18x = 1,946,092,398,278.46 - Step 5: Solve for x
x = 1,946,092,398,278.46/1,610,613.18 - Step 6: Final answer
x = 1,208,292.86
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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.