Finding the Fourth Proportional to 3,327,421.84, 4,591,886.74 and 1,877,112.79
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Solution
The fourth proportional to 3,327,421.84, 4,591,886.74 and 1,877,112.79 is: 2,590,440.81
Step by Step Solution
- Step 1: Write the proportion equation
3,327,421.84 : 4,591,886.74 = 1,877,112.79 : x - Step 2: Convert to fraction form
3,327,421.84/4,591,886.74 = 1,877,112.79/x - Step 3: Cross multiply
3,327,421.84x = 4,591,886.74 × 1,877,112.79 - Step 4: Simplify right side
3,327,421.84x = 8,619,489,313,712.91 - Step 5: Solve for x
x = 8,619,489,313,712.91/3,327,421.84 - Step 6: Final answer
x = 2,590,440.81
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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.