Finding the Fourth Proportional to 1,246,751.97, 1,720,478.73 and 702,879.93
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Solution
The fourth proportional to 1,246,751.97, 1,720,478.73 and 702,879.93 is: 969,952.32
Step by Step Solution
- Step 1: Write the proportion equation
1,246,751.97 : 1,720,478.73 = 702,879.93 : x - Step 2: Convert to fraction form
1,246,751.97/1,720,478.73 = 702,879.93/x - Step 3: Cross multiply
1,246,751.97x = 1,720,478.73 × 702,879.93 - Step 4: Simplify right side
1,246,751.97x = 1,209,289,967,990.99 - Step 5: Solve for x
x = 1,209,289,967,990.99/1,246,751.97 - Step 6: Final answer
x = 969,952.32
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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.