Finding the Fourth Proportional to 1,615,232.80, 2,422,849.20 and 493,301.80
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Solution
The fourth proportional to 1,615,232.80, 2,422,849.20 and 493,301.80 is: 739,952.70
Step by Step Solution
- Step 1: Write the proportion equation
1,615,232.80 : 2,422,849.20 = 493,301.80 : x - Step 2: Convert to fraction form
1,615,232.80/2,422,849.20 = 493,301.80/x - Step 3: Cross multiply
1,615,232.80x = 2,422,849.20 × 493,301.80 - Step 4: Simplify right side
1,615,232.80x = 1,195,195,871,488.56 - Step 5: Solve for x
x = 1,195,195,871,488.56/1,615,232.80 - Step 6: Final answer
x = 739,952.70
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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.