Finding the Fourth Proportional to 1,246,770.36, 1,720,550.97 and 673,809.18
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Solution
The fourth proportional to 1,246,770.36, 1,720,550.97 and 673,809.18 is: 929,860.92
Step by Step Solution
- Step 1: Write the proportion equation
1,246,770.36 : 1,720,550.97 = 673,809.18 : x - Step 2: Convert to fraction form
1,246,770.36/1,720,550.97 = 673,809.18/x - Step 3: Cross multiply
1,246,770.36x = 1,720,550.97 × 673,809.18 - Step 4: Simplify right side
1,246,770.36x = 1,159,323,038,243.90 - Step 5: Solve for x
x = 1,159,323,038,243.90/1,246,770.36 - Step 6: Final answer
x = 929,860.92
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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.