Finding the Fourth Proportional to 2,566,677.07, 3,542,014.42 and 1,420,757.41
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Solution
The fourth proportional to 2,566,677.07, 3,542,014.42 and 1,420,757.41 is: 1,960,645.27
Step by Step Solution
- Step 1: Write the proportion equation
2,566,677.07 : 3,542,014.42 = 1,420,757.41 : x - Step 2: Convert to fraction form
2,566,677.07/3,542,014.42 = 1,420,757.41/x - Step 3: Cross multiply
2,566,677.07x = 3,542,014.42 × 1,420,757.41 - Step 4: Simplify right side
2,566,677.07x = 5,032,343,239,745.32 - Step 5: Solve for x
x = 5,032,343,239,745.32/2,566,677.07 - Step 6: Final answer
x = 1,960,645.27
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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.