Finding the Fourth Proportional to 2,270,342.54, 3,134,354.19 and 1,507,439.18
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Solution
The fourth proportional to 2,270,342.54, 3,134,354.19 and 1,507,439.18 is: 2,081,116.94
Step by Step Solution
- Step 1: Write the proportion equation
2,270,342.54 : 3,134,354.19 = 1,507,439.18 : x - Step 2: Convert to fraction form
2,270,342.54/3,134,354.19 = 1,507,439.18/x - Step 3: Cross multiply
2,270,342.54x = 3,134,354.19 × 1,507,439.18 - Step 4: Simplify right side
2,270,342.54x = 4,724,848,310,003.16 - Step 5: Solve for x
x = 4,724,848,310,003.16/2,270,342.54 - Step 6: Final answer
x = 2,081,116.94
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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.