Finding the Fourth Proportional to 5,730,423.92, 8,594,979.96 and 2,136,309.20
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Solution
The fourth proportional to 5,730,423.92, 8,594,979.96 and 2,136,309.20 is: 3,204,219.27
Step by Step Solution
- Step 1: Write the proportion equation
5,730,423.92 : 8,594,979.96 = 2,136,309.20 : x - Step 2: Convert to fraction form
5,730,423.92/8,594,979.96 = 2,136,309.20/x - Step 3: Cross multiply
5,730,423.92x = 8,594,979.96 × 2,136,309.20 - Step 4: Simplify right side
5,730,423.92x = 18,361,534,762,363.64 - Step 5: Solve for x
x = 18,361,534,762,363.64/5,730,423.92 - Step 6: Final answer
x = 3,204,219.27
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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.