Finding the Fourth Proportional to 1,546,023.36, 2,136,440.16 and 1,163,383.68
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Solution
The fourth proportional to 1,546,023.36, 2,136,440.16 and 1,163,383.68 is: 1,607,672.74
Step by Step Solution
- Step 1: Write the proportion equation
1,546,023.36 : 2,136,440.16 = 1,163,383.68 : x - Step 2: Convert to fraction form
1,546,023.36/2,136,440.16 = 1,163,383.68/x - Step 3: Cross multiply
1,546,023.36x = 2,136,440.16 × 1,163,383.68 - Step 4: Simplify right side
1,546,023.36x = 2,485,499,615,440.59 - Step 5: Solve for x
x = 2,485,499,615,440.59/1,546,023.36 - Step 6: Final answer
x = 1,607,672.74
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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.