Finding the Fourth Proportional to 1,635,148.58, 2,256,487.47 and 909,984.06
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Solution
The fourth proportional to 1,635,148.58, 2,256,487.47 and 909,984.06 is: 1,255,768.23
Step by Step Solution
- Step 1: Write the proportion equation
1,635,148.58 : 2,256,487.47 = 909,984.06 : x - Step 2: Convert to fraction form
1,635,148.58/2,256,487.47 = 909,984.06/x - Step 3: Cross multiply
1,635,148.58x = 2,256,487.47 × 909,984.06 - Step 4: Simplify right side
1,635,148.58x = 2,053,367,629,289.73 - Step 5: Solve for x
x = 2,053,367,629,289.73/1,635,148.58 - Step 6: Final answer
x = 1,255,768.23
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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.