Finding the Fourth Proportional to 1,139,566.24, 1,571,062.44 and 730,958.68
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Solution
The fourth proportional to 1,139,566.24, 1,571,062.44 and 730,958.68 is: 1,007,735.83
Step by Step Solution
- Step 1: Write the proportion equation
1,139,566.24 : 1,571,062.44 = 730,958.68 : x - Step 2: Convert to fraction form
1,139,566.24/1,571,062.44 = 730,958.68/x - Step 3: Cross multiply
1,139,566.24x = 1,571,062.44 × 730,958.68 - Step 4: Simplify right side
1,139,566.24x = 1,148,381,727,339.98 - Step 5: Solve for x
x = 1,148,381,727,339.98/1,139,566.24 - Step 6: Final answer
x = 1,007,735.83
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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.