Finding the Fourth Proportional to 1,203,125.24, 1,660,264.08 and 719,405.12
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Solution
The fourth proportional to 1,203,125.24, 1,660,264.08 and 719,405.12 is: 992,749.91
Step by Step Solution
- Step 1: Write the proportion equation
1,203,125.24 : 1,660,264.08 = 719,405.12 : x - Step 2: Convert to fraction form
1,203,125.24/1,660,264.08 = 719,405.12/x - Step 3: Cross multiply
1,203,125.24x = 1,660,264.08 × 719,405.12 - Step 4: Simplify right side
1,203,125.24x = 1,194,402,479,704.09 - Step 5: Solve for x
x = 1,194,402,479,704.09/1,203,125.24 - Step 6: Final answer
x = 992,749.91
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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.