Finding the Fourth Proportional to 2,477,220.63, 3,715,650.53 and 1,111,417.26
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Solution
The fourth proportional to 2,477,220.63, 3,715,650.53 and 1,111,417.26 is: 1,667,044.95
Step by Step Solution
- Step 1: Write the proportion equation
2,477,220.63 : 3,715,650.53 = 1,111,417.26 : x - Step 2: Convert to fraction form
2,477,220.63/3,715,650.53 = 1,111,417.26/x - Step 3: Cross multiply
2,477,220.63x = 3,715,650.53 × 1,111,417.26 - Step 4: Simplify right side
2,477,220.63x = 4,129,638,131,170.15 - Step 5: Solve for x
x = 4,129,638,131,170.15/2,477,220.63 - Step 6: Final answer
x = 1,667,044.95
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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.