Finding the Fourth Proportional to 1,522,282.78, 2,100,750.06 and 910,435.44
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Solution
The fourth proportional to 1,522,282.78, 2,100,750.06 and 910,435.44 is: 1,256,400.80
Step by Step Solution
- Step 1: Write the proportion equation
1,522,282.78 : 2,100,750.06 = 910,435.44 : x - Step 2: Convert to fraction form
1,522,282.78/2,100,750.06 = 910,435.44/x - Step 3: Cross multiply
1,522,282.78x = 2,100,750.06 × 910,435.44 - Step 4: Simplify right side
1,522,282.78x = 1,912,597,305,206.13 - Step 5: Solve for x
x = 1,912,597,305,206.13/1,522,282.78 - Step 6: Final answer
x = 1,256,400.80
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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.