Finding the Fourth Proportional to 1,678,945.01, 2,316,660.44 and 943,801.36
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Solution
The fourth proportional to 1,678,945.01, 2,316,660.44 and 943,801.36 is: 1,302,286.41
Step by Step Solution
- Step 1: Write the proportion equation
1,678,945.01 : 2,316,660.44 = 943,801.36 : x - Step 2: Convert to fraction form
1,678,945.01/2,316,660.44 = 943,801.36/x - Step 3: Cross multiply
1,678,945.01x = 2,316,660.44 × 943,801.36 - Step 4: Simplify right side
1,678,945.01x = 2,186,467,273,930.20 - Step 5: Solve for x
x = 2,186,467,273,930.20/1,678,945.01 - Step 6: Final answer
x = 1,302,286.41
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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.