Finding the Fourth Proportional to 1,580,682.37, 2,181,394.49 and 968,716.88
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Solution
The fourth proportional to 1,580,682.37, 2,181,394.49 and 968,716.88 is: 1,336,861.66
Step by Step Solution
- Step 1: Write the proportion equation
1,580,682.37 : 2,181,394.49 = 968,716.88 : x - Step 2: Convert to fraction form
1,580,682.37/2,181,394.49 = 968,716.88/x - Step 3: Cross multiply
1,580,682.37x = 2,181,394.49 × 968,716.88 - Step 4: Simplify right side
1,580,682.37x = 2,113,153,664,401.99 - Step 5: Solve for x
x = 2,113,153,664,401.99/1,580,682.37 - Step 6: Final answer
x = 1,336,861.66
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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.