Finding the Fourth Proportional to 1,267,913.80, 1,749,717.36 and 694,952.20
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Solution
The fourth proportional to 1,267,913.80, 1,749,717.36 and 694,952.20 is: 959,032.02
Step by Step Solution
- Step 1: Write the proportion equation
1,267,913.80 : 1,749,717.36 = 694,952.20 : x - Step 2: Convert to fraction form
1,267,913.80/1,749,717.36 = 694,952.20/x - Step 3: Cross multiply
1,267,913.80x = 1,749,717.36 × 694,952.20 - Step 4: Simplify right side
1,267,913.80x = 1,215,969,928,710.19 - Step 5: Solve for x
x = 1,215,969,928,710.19/1,267,913.80 - Step 6: Final answer
x = 959,032.02
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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.