Finding the Fourth Proportional to 2,668,997.84, 3,683,480.47 and 1,523,249.60
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Solution
The fourth proportional to 2,668,997.84, 3,683,480.47 and 1,523,249.60 is: 2,102,234.80
Step by Step Solution
- Step 1: Write the proportion equation
2,668,997.84 : 3,683,480.47 = 1,523,249.60 : x - Step 2: Convert to fraction form
2,668,997.84/3,683,480.47 = 1,523,249.60/x - Step 3: Cross multiply
2,668,997.84x = 3,683,480.47 × 1,523,249.60 - Step 4: Simplify right side
2,668,997.84x = 5,610,860,130,309.79 - Step 5: Solve for x
x = 5,610,860,130,309.79/2,668,997.84 - Step 6: Final answer
x = 2,102,234.80
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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.