Finding the Fourth Proportional to 1,269,535.97, 1,751,959.67 and 725,683.55
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Solution
The fourth proportional to 1,269,535.97, 1,751,959.67 and 725,683.55 is: 1,001,443.31
Step by Step Solution
- Step 1: Write the proportion equation
1,269,535.97 : 1,751,959.67 = 725,683.55 : x - Step 2: Convert to fraction form
1,269,535.97/1,751,959.67 = 725,683.55/x - Step 3: Cross multiply
1,269,535.97x = 1,751,959.67 × 725,683.55 - Step 4: Simplify right side
1,269,535.97x = 1,271,368,300,394.21 - Step 5: Solve for x
x = 1,271,368,300,394.21/1,269,535.97 - Step 6: Final answer
x = 1,001,443.31
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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.