Finding the Fourth Proportional to 1,246,762.86, 1,720,540.62 and 673,801.68
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Solution
The fourth proportional to 1,246,762.86, 1,720,540.62 and 673,801.68 is: 929,850.57
Step by Step Solution
- Step 1: Write the proportion equation
1,246,762.86 : 1,720,540.62 = 673,801.68 : x - Step 2: Convert to fraction form
1,246,762.86/1,720,540.62 = 673,801.68/x - Step 3: Cross multiply
1,246,762.86x = 1,720,540.62 × 673,801.68 - Step 4: Simplify right side
1,246,762.86x = 1,159,303,160,264.24 - Step 5: Solve for x
x = 1,159,303,160,264.24/1,246,762.86 - Step 6: Final answer
x = 929,850.57
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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.