Finding the Fourth Proportional to 2,046,745.68, 2,824,511.76 and 1,128,954.24
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Solution
The fourth proportional to 2,046,745.68, 2,824,511.76 and 1,128,954.24 is: 1,557,958.35
Step by Step Solution
- Step 1: Write the proportion equation
2,046,745.68 : 2,824,511.76 = 1,128,954.24 : x - Step 2: Convert to fraction form
2,046,745.68/2,824,511.76 = 1,128,954.24/x - Step 3: Cross multiply
2,046,745.68x = 2,824,511.76 × 1,128,954.24 - Step 4: Simplify right side
2,046,745.68x = 3,188,744,527,381.86 - Step 5: Solve for x
x = 3,188,744,527,381.86/2,046,745.68 - Step 6: Final answer
x = 1,557,958.35
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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.