Finding the Fourth Proportional to 2,383,981.60, 3,575,212.08 and 786,246.88
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Solution
The fourth proportional to 2,383,981.60, 3,575,212.08 and 786,246.88 is: 1,179,119.56
Step by Step Solution
- Step 1: Write the proportion equation
2,383,981.60 : 3,575,212.08 = 786,246.88 : x - Step 2: Convert to fraction form
2,383,981.60/3,575,212.08 = 786,246.88/x - Step 3: Cross multiply
2,383,981.60x = 3,575,212.08 × 786,246.88 - Step 4: Simplify right side
2,383,981.60x = 2,810,999,343,238.31 - Step 5: Solve for x
x = 2,810,999,343,238.31/2,383,981.60 - Step 6: Final answer
x = 1,179,119.56
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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.