Finding the Fourth Proportional to 4,977,159.02, 6,864,812.44 and 3,753,516.12
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Solution
The fourth proportional to 4,977,159.02, 6,864,812.44 and 3,753,516.12 is: 5,177,086.78
Step by Step Solution
- Step 1: Write the proportion equation
4,977,159.02 : 6,864,812.44 = 3,753,516.12 : x - Step 2: Convert to fraction form
4,977,159.02/6,864,812.44 = 3,753,516.12/x - Step 3: Cross multiply
4,977,159.02x = 6,864,812.44 × 3,753,516.12 - Step 4: Simplify right side
4,977,159.02x = 25,767,184,154,316.54 - Step 5: Solve for x
x = 25,767,184,154,316.54/4,977,159.02 - Step 6: Final answer
x = 5,177,086.78
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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.