Finding the Fourth Proportional to 4,201,754.72, 6,302,855.43 and 1,323,346.62
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Solution
The fourth proportional to 4,201,754.72, 6,302,855.43 and 1,323,346.62 is: 1,985,090.28
Step by Step Solution
- Step 1: Write the proportion equation
4,201,754.72 : 6,302,855.43 = 1,323,346.62 : x - Step 2: Convert to fraction form
4,201,754.72/6,302,855.43 = 1,323,346.62/x - Step 3: Cross multiply
4,201,754.72x = 6,302,855.43 × 1,323,346.62 - Step 4: Simplify right side
4,201,754.72x = 8,340,862,429,639.15 - Step 5: Solve for x
x = 8,340,862,429,639.15/4,201,754.72 - Step 6: Final answer
x = 1,985,090.28
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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.