Finding the Fourth Proportional to 1,305,263.84, 1,955,351.54 and 734,901.54
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Solution
The fourth proportional to 1,305,263.84, 1,955,351.54 and 734,901.54 is: 1,100,919.84
Step by Step Solution
- Step 1: Write the proportion equation
1,305,263.84 : 1,955,351.54 = 734,901.54 : x - Step 2: Convert to fraction form
1,305,263.84/1,955,351.54 = 734,901.54/x - Step 3: Cross multiply
1,305,263.84x = 1,955,351.54 × 734,901.54 - Step 4: Simplify right side
1,305,263.84x = 1,436,990,857,987.37 - Step 5: Solve for x
x = 1,436,990,857,987.37/1,305,263.84 - Step 6: Final answer
x = 1,100,919.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.