Finding the Fourth Proportional to 2,408,010.09, 3,612,211.70 and 1,209,315.93
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Solution
The fourth proportional to 2,408,010.09, 3,612,211.70 and 1,209,315.93 is: 1,814,072.61
Step by Step Solution
- Step 1: Write the proportion equation
2,408,010.09 : 3,612,211.70 = 1,209,315.93 : x - Step 2: Convert to fraction form
2,408,010.09/3,612,211.70 = 1,209,315.93/x - Step 3: Cross multiply
2,408,010.09x = 3,612,211.70 × 1,209,315.93 - Step 4: Simplify right side
2,408,010.09x = 4,368,305,145,295.80 - Step 5: Solve for x
x = 4,368,305,145,295.80/2,408,010.09 - Step 6: Final answer
x = 1,814,072.61
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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.