Finding the Fourth Proportional to 1,022,220.96, 1,409,708.07 and 807,873.09
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Solution
The fourth proportional to 1,022,220.96, 1,409,708.07 and 807,873.09 is: 1,114,108.65
Step by Step Solution
- Step 1: Write the proportion equation
1,022,220.96 : 1,409,708.07 = 807,873.09 : x - Step 2: Convert to fraction form
1,022,220.96/1,409,708.07 = 807,873.09/x - Step 3: Cross multiply
1,022,220.96x = 1,409,708.07 × 807,873.09 - Step 4: Simplify right side
1,022,220.96x = 1,138,865,207,460.30 - Step 5: Solve for x
x = 1,138,865,207,460.30/1,022,220.96 - Step 6: Final answer
x = 1,114,108.65
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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.