Finding the Fourth Proportional to 1,168,509.03, 1,752,990.79 and 448,798.09
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Solution
The fourth proportional to 1,168,509.03, 1,752,990.79 and 448,798.09 is: 673,284.41
Step by Step Solution
- Step 1: Write the proportion equation
1,168,509.03 : 1,752,990.79 = 448,798.09 : x - Step 2: Convert to fraction form
1,168,509.03/1,752,990.79 = 448,798.09/x - Step 3: Cross multiply
1,168,509.03x = 1,752,990.79 × 448,798.09 - Step 4: Simplify right side
1,168,509.03x = 786,738,918,339.59 - Step 5: Solve for x
x = 786,738,918,339.59/1,168,509.03 - Step 6: Final answer
x = 673,284.41
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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.