Finding the Fourth Proportional to 1,089,047.97, 1,502,665.97 and 636,251.49
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Solution
The fourth proportional to 1,089,047.97, 1,502,665.97 and 636,251.49 is: 877,898.39
Step by Step Solution
- Step 1: Write the proportion equation
1,089,047.97 : 1,502,665.97 = 636,251.49 : x - Step 2: Convert to fraction form
1,089,047.97/1,502,665.97 = 636,251.49/x - Step 3: Cross multiply
1,089,047.97x = 1,502,665.97 × 636,251.49 - Step 4: Simplify right side
1,089,047.97x = 956,073,459,203.54 - Step 5: Solve for x
x = 956,073,459,203.54/1,089,047.97 - Step 6: Final answer
x = 877,898.39
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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.