Finding the Fourth Proportional to 2,694,866.74, 4,021,675.73 and 2,407,328.08
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Solution
The fourth proportional to 2,694,866.74, 4,021,675.73 and 2,407,328.08 is: 3,592,568.33
Step by Step Solution
- Step 1: Write the proportion equation
2,694,866.74 : 4,021,675.73 = 2,407,328.08 : x - Step 2: Convert to fraction form
2,694,866.74/4,021,675.73 = 2,407,328.08/x - Step 3: Cross multiply
2,694,866.74x = 4,021,675.73 × 2,407,328.08 - Step 4: Simplify right side
2,694,866.74x = 9,681,492,900,420.15 - Step 5: Solve for x
x = 9,681,492,900,420.15/2,694,866.74 - Step 6: Final answer
x = 3,592,568.33
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.