Finding the Fourth Proportional to 2,219,028.31, 3,328,637.24 and 871,482.97
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Solution
The fourth proportional to 2,219,028.31, 3,328,637.24 and 871,482.97 is: 1,307,261.68
Step by Step Solution
- Step 1: Write the proportion equation
2,219,028.31 : 3,328,637.24 = 871,482.97 : x - Step 2: Convert to fraction form
2,219,028.31/3,328,637.24 = 871,482.97/x - Step 3: Cross multiply
2,219,028.31x = 3,328,637.24 × 871,482.97 - Step 4: Simplify right side
2,219,028.31x = 2,900,850,678,767.07 - Step 5: Solve for x
x = 2,900,850,678,767.07/2,219,028.31 - Step 6: Final answer
x = 1,307,261.68
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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.