Finding the Fourth Proportional to 5,098,155.94, 7,035,455.10 and 2,775,057.31
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Solution
The fourth proportional to 5,098,155.94, 7,035,455.10 and 2,775,057.31 is: 3,829,579.03
Step by Step Solution
- Step 1: Write the proportion equation
5,098,155.94 : 7,035,455.10 = 2,775,057.31 : x - Step 2: Convert to fraction form
5,098,155.94/7,035,455.10 = 2,775,057.31/x - Step 3: Cross multiply
5,098,155.94x = 7,035,455.10 × 2,775,057.31 - Step 4: Simplify right side
5,098,155.94x = 19,523,791,104,431.78 - Step 5: Solve for x
x = 19,523,791,104,431.78/5,098,155.94 - Step 6: Final answer
x = 3,829,579.03
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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.