Finding the Fourth Proportional to 5,528,659.60, 8,293,409.20 and 1,884,256.80
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Solution
The fourth proportional to 5,528,659.60, 8,293,409.20 and 1,884,256.80 is: 2,826,528.27
Step by Step Solution
- Step 1: Write the proportion equation
5,528,659.60 : 8,293,409.20 = 1,884,256.80 : x - Step 2: Convert to fraction form
5,528,659.60/8,293,409.20 = 1,884,256.80/x - Step 3: Cross multiply
5,528,659.60x = 8,293,409.20 × 1,884,256.80 - Step 4: Simplify right side
5,528,659.60x = 15,626,912,680,282.56 - Step 5: Solve for x
x = 15,626,912,680,282.56/5,528,659.60 - Step 6: Final answer
x = 2,826,528.27
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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.