Finding the Fourth Proportional to 2,149,868.97, 2,966,729.54 and 1,169,811.81
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Solution
The fourth proportional to 2,149,868.97, 2,966,729.54 and 1,169,811.81 is: 1,614,291.52
Step by Step Solution
- Step 1: Write the proportion equation
2,149,868.97 : 2,966,729.54 = 1,169,811.81 : x - Step 2: Convert to fraction form
2,149,868.97/2,966,729.54 = 1,169,811.81/x - Step 3: Cross multiply
2,149,868.97x = 2,966,729.54 × 1,169,811.81 - Step 4: Simplify right side
2,149,868.97x = 3,470,515,247,118.81 - Step 5: Solve for x
x = 3,470,515,247,118.81/2,149,868.97 - Step 6: Final answer
x = 1,614,291.52
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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.