Finding the Fourth Proportional to 734,213.80, 1,101,320.70 and 706,220.20
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Solution
The fourth proportional to 734,213.80, 1,101,320.70 and 706,220.20 is: 1,059,330.30
Step by Step Solution
- Step 1: Write the proportion equation
734,213.80 : 1,101,320.70 = 706,220.20 : x - Step 2: Convert to fraction form
734,213.80/1,101,320.70 = 706,220.20/x - Step 3: Cross multiply
734,213.80x = 1,101,320.70 × 706,220.20 - Step 4: Simplify right side
734,213.80x = 777,774,925,018.14 - Step 5: Solve for x
x = 777,774,925,018.14/734,213.80 - Step 6: Final answer
x = 1,059,330.30
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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.