Finding the Fourth Proportional to 2,747,991.60, 3,792,289.18 and 1,524,257.26
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Solution
The fourth proportional to 2,747,991.60, 3,792,289.18 and 1,524,257.26 is: 2,103,508.73
Step by Step Solution
- Step 1: Write the proportion equation
2,747,991.60 : 3,792,289.18 = 1,524,257.26 : x - Step 2: Convert to fraction form
2,747,991.60/3,792,289.18 = 1,524,257.26/x - Step 3: Cross multiply
2,747,991.60x = 3,792,289.18 × 1,524,257.26 - Step 4: Simplify right side
2,747,991.60x = 5,780,424,314,634.45 - Step 5: Solve for x
x = 5,780,424,314,634.45/2,747,991.60 - Step 6: Final answer
x = 2,103,508.73
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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.