Finding the Fourth Proportional to 4,107,838.14, 5,667,439.86 and 2,365,470.09
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Solution
The fourth proportional to 4,107,838.14, 5,667,439.86 and 2,365,470.09 is: 3,263,555.92
Step by Step Solution
- Step 1: Write the proportion equation
4,107,838.14 : 5,667,439.86 = 2,365,470.09 : x - Step 2: Convert to fraction form
4,107,838.14/5,667,439.86 = 2,365,470.09/x - Step 3: Cross multiply
4,107,838.14x = 5,667,439.86 × 2,365,470.09 - Step 4: Simplify right side
4,107,838.14x = 13,406,159,475,703.79 - Step 5: Solve for x
x = 13,406,159,475,703.79/4,107,838.14 - Step 6: Final answer
x = 3,263,555.92
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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.