Finding the Fourth Proportional to 3,190,248.24, 4,402,420.92 and 1,759,464.24
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Solution
The fourth proportional to 3,190,248.24, 4,402,420.92 and 1,759,464.24 is: 2,427,993.56
Step by Step Solution
- Step 1: Write the proportion equation
3,190,248.24 : 4,402,420.92 = 1,759,464.24 : x - Step 2: Convert to fraction form
3,190,248.24/4,402,420.92 = 1,759,464.24/x - Step 3: Cross multiply
3,190,248.24x = 4,402,420.92 × 1,759,464.24 - Step 4: Simplify right side
3,190,248.24x = 7,745,902,178,167.90 - Step 5: Solve for x
x = 7,745,902,178,167.90/3,190,248.24 - Step 6: Final answer
x = 2,427,993.56
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1.5x scale
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.