Finding the Fourth Proportional to 1,745,769.68, 2,409,074.16 and 981,777.68
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Solution
The fourth proportional to 1,745,769.68, 2,409,074.16 and 981,777.68 is: 1,354,803.71
Step by Step Solution
- Step 1: Write the proportion equation
1,745,769.68 : 2,409,074.16 = 981,777.68 : x - Step 2: Convert to fraction form
1,745,769.68/2,409,074.16 = 981,777.68/x - Step 3: Cross multiply
1,745,769.68x = 2,409,074.16 × 981,777.68 - Step 4: Simplify right side
1,745,769.68x = 2,365,175,239,752.75 - Step 5: Solve for x
x = 2,365,175,239,752.75/1,745,769.68 - Step 6: Final answer
x = 1,354,803.71
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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.