Finding the Fourth Proportional to 2,119,407.09, 2,924,801.37 and 1,152,546.54
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Solution
The fourth proportional to 2,119,407.09, 2,924,801.37 and 1,152,546.54 is: 1,590,524.88
Step by Step Solution
- Step 1: Write the proportion equation
2,119,407.09 : 2,924,801.37 = 1,152,546.54 : x - Step 2: Convert to fraction form
2,119,407.09/2,924,801.37 = 1,152,546.54/x - Step 3: Cross multiply
2,119,407.09x = 2,924,801.37 × 1,152,546.54 - Step 4: Simplify right side
2,119,407.09x = 3,370,969,699,180.76 - Step 5: Solve for x
x = 3,370,969,699,180.76/2,119,407.09 - Step 6: Final answer
x = 1,590,524.88
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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.