Finding the Fourth Proportional to 2,230,583.47, 3,078,197.64 and 1,263,898.08
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Solution
The fourth proportional to 2,230,583.47, 3,078,197.64 and 1,263,898.08 is: 1,744,175.08
Step by Step Solution
- Step 1: Write the proportion equation
2,230,583.47 : 3,078,197.64 = 1,263,898.08 : x - Step 2: Convert to fraction form
2,230,583.47/3,078,197.64 = 1,263,898.08/x - Step 3: Cross multiply
2,230,583.47x = 3,078,197.64 × 1,263,898.08 - Step 4: Simplify right side
2,230,583.47x = 3,890,528,087,056.53 - Step 5: Solve for x
x = 3,890,528,087,056.53/2,230,583.47 - Step 6: Final answer
x = 1,744,175.08
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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.