Finding the Fourth Proportional to 1,072,501.44, 1,479,994.08 and 613,624.96
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Solution
The fourth proportional to 1,072,501.44, 1,479,994.08 and 613,624.96 is: 846,769.31
Step by Step Solution
- Step 1: Write the proportion equation
1,072,501.44 : 1,479,994.08 = 613,624.96 : x - Step 2: Convert to fraction form
1,072,501.44/1,479,994.08 = 613,624.96/x - Step 3: Cross multiply
1,072,501.44x = 1,479,994.08 × 613,624.96 - Step 4: Simplify right side
1,072,501.44x = 908,161,308,140.24 - Step 5: Solve for x
x = 908,161,308,140.24/1,072,501.44 - Step 6: Final answer
x = 846,769.31
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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.