Finding the Fourth Proportional to 1,021,769.92, 1,409,982.96 and 750,975.04
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Solution
The fourth proportional to 1,021,769.92, 1,409,982.96 and 750,975.04 is: 1,036,301.80
Step by Step Solution
- Step 1: Write the proportion equation
1,021,769.92 : 1,409,982.96 = 750,975.04 : x - Step 2: Convert to fraction form
1,021,769.92/1,409,982.96 = 750,975.04/x - Step 3: Cross multiply
1,021,769.92x = 1,409,982.96 × 750,975.04 - Step 4: Simplify right side
1,021,769.92x = 1,058,862,009,785.32 - Step 5: Solve for x
x = 1,058,862,009,785.32/1,021,769.92 - Step 6: Final answer
x = 1,036,301.80
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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.