Finding the Fourth Proportional to 3,438,179.14, 5,157,268.71 and 1,194,319.30
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Solution
The fourth proportional to 3,438,179.14, 5,157,268.71 and 1,194,319.30 is: 1,791,478.95
Step by Step Solution
- Step 1: Write the proportion equation
3,438,179.14 : 5,157,268.71 = 1,194,319.30 : x - Step 2: Convert to fraction form
3,438,179.14/5,157,268.71 = 1,194,319.30/x - Step 3: Cross multiply
3,438,179.14x = 5,157,268.71 × 1,194,319.30 - Step 4: Simplify right side
3,438,179.14x = 6,159,425,555,639.10 - Step 5: Solve for x
x = 6,159,425,555,639.10/3,438,179.14 - Step 6: Final answer
x = 1,791,478.95
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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.