Finding the Fourth Proportional to 3,390,757.08, 4,676,538.56 and 2,230,395.03
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Solution
The fourth proportional to 3,390,757.08, 4,676,538.56 and 2,230,395.03 is: 3,076,165.03
Step by Step Solution
- Step 1: Write the proportion equation
3,390,757.08 : 4,676,538.56 = 2,230,395.03 : x - Step 2: Convert to fraction form
3,390,757.08/4,676,538.56 = 2,230,395.03/x - Step 3: Cross multiply
3,390,757.08x = 4,676,538.56 × 2,230,395.03 - Step 4: Simplify right side
3,390,757.08x = 10,430,528,350,675.38 - Step 5: Solve for x
x = 10,430,528,350,675.38/3,390,757.08 - Step 6: Final answer
x = 3,076,165.03
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1.5x scale
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.