Finding the Fourth Proportional to 951,412.42, 1,313,637.96 and 612,471.16
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Solution
The fourth proportional to 951,412.42, 1,313,637.96 and 612,471.16 is: 845,653.63
Step by Step Solution
- Step 1: Write the proportion equation
951,412.42 : 1,313,637.96 = 612,471.16 : x - Step 2: Convert to fraction form
951,412.42/1,313,637.96 = 612,471.16/x - Step 3: Cross multiply
951,412.42x = 1,313,637.96 × 612,471.16 - Step 4: Simplify right side
951,412.42x = 804,565,365,181.23 - Step 5: Solve for x
x = 804,565,365,181.23/951,412.42 - Step 6: Final answer
x = 845,653.63
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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.