Finding the Fourth Proportional to 1,199,659.44, 1,655,529.78 and 655,797.48
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Solution
The fourth proportional to 1,199,659.44, 1,655,529.78 and 655,797.48 is: 905,000.39
Step by Step Solution
- Step 1: Write the proportion equation
1,199,659.44 : 1,655,529.78 = 655,797.48 : x - Step 2: Convert to fraction form
1,199,659.44/1,655,529.78 = 655,797.48/x - Step 3: Cross multiply
1,199,659.44x = 1,655,529.78 × 655,797.48 - Step 4: Simplify right side
1,199,659.44x = 1,085,692,257,788.95 - Step 5: Solve for x
x = 1,085,692,257,788.95/1,199,659.44 - Step 6: Final answer
x = 905,000.39
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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.