Finding the Fourth Proportional to 2,395,513.12, 3,305,609.54 and 1,362,746.08
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Solution
The fourth proportional to 2,395,513.12, 3,305,609.54 and 1,362,746.08 is: 1,880,476.63
Step by Step Solution
- Step 1: Write the proportion equation
2,395,513.12 : 3,305,609.54 = 1,362,746.08 : x - Step 2: Convert to fraction form
2,395,513.12/3,305,609.54 = 1,362,746.08/x - Step 3: Cross multiply
2,395,513.12x = 3,305,609.54 × 1,362,746.08 - Step 4: Simplify right side
2,395,513.12x = 4,504,706,442,645.60 - Step 5: Solve for x
x = 4,504,706,442,645.60/2,395,513.12 - Step 6: Final answer
x = 1,880,476.63
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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.