Finding the Fourth Proportional to 1,583,650.96, 2,186,286.26 and 1,238,754.02
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Solution
The fourth proportional to 1,583,650.96, 2,186,286.26 and 1,238,754.02 is: 1,710,143.81
Step by Step Solution
- Step 1: Write the proportion equation
1,583,650.96 : 2,186,286.26 = 1,238,754.02 : x - Step 2: Convert to fraction form
1,583,650.96/2,186,286.26 = 1,238,754.02/x - Step 3: Cross multiply
1,583,650.96x = 2,186,286.26 × 1,238,754.02 - Step 4: Simplify right side
1,583,650.96x = 2,708,270,885,611.22 - Step 5: Solve for x
x = 2,708,270,885,611.22/1,583,650.96 - Step 6: Final answer
x = 1,710,143.81
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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.