Finding the Fourth Proportional to 2,048,376.12, 3,072,711.80 and 786,203.74
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Solution
The fourth proportional to 2,048,376.12, 3,072,711.80 and 786,203.74 is: 1,179,362.27
Step by Step Solution
- Step 1: Write the proportion equation
2,048,376.12 : 3,072,711.80 = 786,203.74 : x - Step 2: Convert to fraction form
2,048,376.12/3,072,711.80 = 786,203.74/x - Step 3: Cross multiply
2,048,376.12x = 3,072,711.80 × 786,203.74 - Step 4: Simplify right side
2,048,376.12x = 2,415,777,509,102.13 - Step 5: Solve for x
x = 2,415,777,509,102.13/2,048,376.12 - Step 6: Final answer
x = 1,179,362.27
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.