Finding the Fourth Proportional to 1,569,552.75, 2,354,351.27 and 447,621.75
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Solution
The fourth proportional to 1,569,552.75, 2,354,351.27 and 447,621.75 is: 671,438.94
Step by Step Solution
- Step 1: Write the proportion equation
1,569,552.75 : 2,354,351.27 = 447,621.75 : x - Step 2: Convert to fraction form
1,569,552.75/2,354,351.27 = 447,621.75/x - Step 3: Cross multiply
1,569,552.75x = 2,354,351.27 × 447,621.75 - Step 4: Simplify right side
1,569,552.75x = 1,053,858,833,354.01 - Step 5: Solve for x
x = 1,053,858,833,354.01/1,569,552.75 - Step 6: Final answer
x = 671,438.94
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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.