Finding the Fourth Proportional to 1,747,409.68, 2,621,112.66 and 549,436.72
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Solution
The fourth proportional to 1,747,409.68, 2,621,112.66 and 549,436.72 is: 824,154.50
Step by Step Solution
- Step 1: Write the proportion equation
1,747,409.68 : 2,621,112.66 = 549,436.72 : x - Step 2: Convert to fraction form
1,747,409.68/2,621,112.66 = 549,436.72/x - Step 3: Cross multiply
1,747,409.68x = 2,621,112.66 × 549,436.72 - Step 4: Simplify right side
1,747,409.68x = 1,440,135,542,660.88 - Step 5: Solve for x
x = 1,440,135,542,660.88/1,747,409.68 - Step 6: Final answer
x = 824,154.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.