Finding the Fourth Proportional to 2,657,640.84, 3,667,544.45 and 1,450,416.84
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Solution
The fourth proportional to 2,657,640.84, 3,667,544.45 and 1,450,416.84 is: 2,001,575.29
Step by Step Solution
- Step 1: Write the proportion equation
2,657,640.84 : 3,667,544.45 = 1,450,416.84 : x - Step 2: Convert to fraction form
2,657,640.84/3,667,544.45 = 1,450,416.84/x - Step 3: Cross multiply
2,657,640.84x = 3,667,544.45 × 1,450,416.84 - Step 4: Simplify right side
2,657,640.84x = 5,319,468,231,728.54 - Step 5: Solve for x
x = 5,319,468,231,728.54/2,657,640.84 - Step 6: Final answer
x = 2,001,575.29
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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.