Finding the Fourth Proportional to 1,301,633.09, 1,796,260.74 and 720,875.24
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Solution
The fourth proportional to 1,301,633.09, 1,796,260.74 and 720,875.24 is: 994,811.75
Step by Step Solution
- Step 1: Write the proportion equation
1,301,633.09 : 1,796,260.74 = 720,875.24 : x - Step 2: Convert to fraction form
1,301,633.09/1,796,260.74 = 720,875.24/x - Step 3: Cross multiply
1,301,633.09x = 1,796,260.74 × 720,875.24 - Step 4: Simplify right side
1,301,633.09x = 1,294,879,892,050.08 - Step 5: Solve for x
x = 1,294,879,892,050.08/1,301,633.09 - Step 6: Final answer
x = 994,811.75
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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.