Finding the Fourth Proportional to 2,948,480.78, 4,068,230.22 and 1,658,850.62
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Solution
The fourth proportional to 2,948,480.78, 4,068,230.22 and 1,658,850.62 is: 2,288,835.07
Step by Step Solution
- Step 1: Write the proportion equation
2,948,480.78 : 4,068,230.22 = 1,658,850.62 : x - Step 2: Convert to fraction form
2,948,480.78/4,068,230.22 = 1,658,850.62/x - Step 3: Cross multiply
2,948,480.78x = 4,068,230.22 × 1,658,850.62 - Step 4: Simplify right side
2,948,480.78x = 6,748,586,202,408.59 - Step 5: Solve for x
x = 6,748,586,202,408.59/2,948,480.78 - Step 6: Final answer
x = 2,288,835.07
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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.