Finding the Fourth Proportional to 1,268,391.04, 1,750,451.24 and 752,450.40
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Solution
The fourth proportional to 1,268,391.04, 1,750,451.24 and 752,450.40 is: 1,038,424.03
Step by Step Solution
- Step 1: Write the proportion equation
1,268,391.04 : 1,750,451.24 = 752,450.40 : x - Step 2: Convert to fraction form
1,268,391.04/1,750,451.24 = 752,450.40/x - Step 3: Cross multiply
1,268,391.04x = 1,750,451.24 × 752,450.40 - Step 4: Simplify right side
1,268,391.04x = 1,317,127,731,956.24 - Step 5: Solve for x
x = 1,317,127,731,956.24/1,268,391.04 - Step 6: Final answer
x = 1,038,424.03
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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.