Finding the Fourth Proportional to 1,745,769.18, 2,409,073.47 and 981,777.18
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Solution
The fourth proportional to 1,745,769.18, 2,409,073.47 and 981,777.18 is: 1,354,803.02
Step by Step Solution
- Step 1: Write the proportion equation
1,745,769.18 : 2,409,073.47 = 981,777.18 : x - Step 2: Convert to fraction form
1,745,769.18/2,409,073.47 = 981,777.18/x - Step 3: Cross multiply
1,745,769.18x = 2,409,073.47 × 981,777.18 - Step 4: Simplify right side
1,745,769.18x = 2,365,173,357,789.42 - Step 5: Solve for x
x = 2,365,173,357,789.42/1,745,769.18 - Step 6: Final answer
x = 1,354,803.02
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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.