Finding the Fourth Proportional to 1,225,975.37, 1,835,420.11 and 777,202.97
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Solution
The fourth proportional to 1,225,975.37, 1,835,420.11 and 777,202.97 is: 1,163,558.41
Step by Step Solution
- Step 1: Write the proportion equation
1,225,975.37 : 1,835,420.11 = 777,202.97 : x - Step 2: Convert to fraction form
1,225,975.37/1,835,420.11 = 777,202.97/x - Step 3: Cross multiply
1,225,975.37x = 1,835,420.11 × 777,202.97 - Step 4: Simplify right side
1,225,975.37x = 1,426,493,949,569.62 - Step 5: Solve for x
x = 1,426,493,949,569.62/1,225,975.37 - Step 6: Final answer
x = 1,163,558.41
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.