Finding the Fourth Proportional to 1,284,525.24, 1,772,674.30 and 703,803.80
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Solution
The fourth proportional to 1,284,525.24, 1,772,674.30 and 703,803.80 is: 971,265.39
Step by Step Solution
- Step 1: Write the proportion equation
1,284,525.24 : 1,772,674.30 = 703,803.80 : x - Step 2: Convert to fraction form
1,284,525.24/1,772,674.30 = 703,803.80/x - Step 3: Cross multiply
1,284,525.24x = 1,772,674.30 × 703,803.80 - Step 4: Simplify right side
1,284,525.24x = 1,247,614,908,502.34 - Step 5: Solve for x
x = 1,247,614,908,502.34/1,284,525.24 - Step 6: Final answer
x = 971,265.39
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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.