Finding the Fourth Proportional to 4,047,828.98, 6,072,795.05 and 1,207,941.12
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Solution
The fourth proportional to 4,047,828.98, 6,072,795.05 and 1,207,941.12 is: 1,812,225.49
Step by Step Solution
- Step 1: Write the proportion equation
4,047,828.98 : 6,072,795.05 = 1,207,941.12 : x - Step 2: Convert to fraction form
4,047,828.98/6,072,795.05 = 1,207,941.12/x - Step 3: Cross multiply
4,047,828.98x = 6,072,795.05 × 1,207,941.12 - Step 4: Simplify right side
4,047,828.98x = 7,335,578,848,187.75 - Step 5: Solve for x
x = 7,335,578,848,187.75/4,047,828.98 - Step 6: Final answer
x = 1,812,225.49
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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.