Finding the Fourth Proportional to 1,258,163.84, 1,736,315.25 and 714,350.24
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Solution
The fourth proportional to 1,258,163.84, 1,736,315.25 and 714,350.24 is: 985,831.24
Step by Step Solution
- Step 1: Write the proportion equation
1,258,163.84 : 1,736,315.25 = 714,350.24 : x - Step 2: Convert to fraction form
1,258,163.84/1,736,315.25 = 714,350.24/x - Step 3: Cross multiply
1,258,163.84x = 1,736,315.25 × 714,350.24 - Step 4: Simplify right side
1,258,163.84x = 1,240,337,215,553.16 - Step 5: Solve for x
x = 1,240,337,215,553.16/1,258,163.84 - Step 6: Final answer
x = 985,831.24
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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.