Finding the Fourth Proportional to 2,454,851.70, 3,387,452.63 and 1,367,224.47
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Solution
The fourth proportional to 2,454,851.70, 3,387,452.63 and 1,367,224.47 is: 1,886,634.59
Step by Step Solution
- Step 1: Write the proportion equation
2,454,851.70 : 3,387,452.63 = 1,367,224.47 : x - Step 2: Convert to fraction form
2,454,851.70/3,387,452.63 = 1,367,224.47/x - Step 3: Cross multiply
2,454,851.70x = 3,387,452.63 × 1,367,224.47 - Step 4: Simplify right side
2,454,851.70x = 4,631,408,119,865.73 - Step 5: Solve for x
x = 4,631,408,119,865.73/2,454,851.70 - Step 6: Final answer
x = 1,886,634.59
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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.