Finding the Fourth Proportional to 1,111,716.68, 1,667,673.42 and 313,005.08
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Solution
The fourth proportional to 1,111,716.68, 1,667,673.42 and 313,005.08 is: 469,535.32
Step by Step Solution
- Step 1: Write the proportion equation
1,111,716.68 : 1,667,673.42 = 313,005.08 : x - Step 2: Convert to fraction form
1,111,716.68/1,667,673.42 = 313,005.08/x - Step 3: Cross multiply
1,111,716.68x = 1,667,673.42 × 313,005.08 - Step 4: Simplify right side
1,111,716.68x = 521,990,252,240.97 - Step 5: Solve for x
x = 521,990,252,240.97/1,111,716.68 - Step 6: Final answer
x = 469,535.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.