Finding the Fourth Proportional to 5,132,652.08, 7,083,807.82 and 2,956,776.62
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Solution
The fourth proportional to 5,132,652.08, 7,083,807.82 and 2,956,776.62 is: 4,080,782.60
Step by Step Solution
- Step 1: Write the proportion equation
5,132,652.08 : 7,083,807.82 = 2,956,776.62 : x - Step 2: Convert to fraction form
5,132,652.08/7,083,807.82 = 2,956,776.62/x - Step 3: Cross multiply
5,132,652.08x = 7,083,807.82 × 2,956,776.62 - Step 4: Simplify right side
5,132,652.08x = 20,945,237,299,938.19 - Step 5: Solve for x
x = 20,945,237,299,938.19/5,132,652.08 - Step 6: Final answer
x = 4,080,782.60
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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.