Finding the Fourth Proportional to 5,652,659.97, 8,478,994.62 and 1,392,828.66
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Solution
The fourth proportional to 5,652,659.97, 8,478,994.62 and 1,392,828.66 is: 2,089,244.14
Step by Step Solution
- Step 1: Write the proportion equation
5,652,659.97 : 8,478,994.62 = 1,392,828.66 : x - Step 2: Convert to fraction form
5,652,659.97/8,478,994.62 = 1,392,828.66/x - Step 3: Cross multiply
5,652,659.97x = 8,478,994.62 × 1,392,828.66 - Step 4: Simplify right side
5,652,659.97x = 11,809,786,714,721.81 - Step 5: Solve for x
x = 11,809,786,714,721.81/5,652,659.97 - Step 6: Final answer
x = 2,089,244.14
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.