Finding the Fourth Proportional to 4,853,717.07, 6,698,121.60 and 2,678,258.52
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Solution
The fourth proportional to 4,853,717.07, 6,698,121.60 and 2,678,258.52 is: 3,695,992.37
Step by Step Solution
- Step 1: Write the proportion equation
4,853,717.07 : 6,698,121.60 = 2,678,258.52 : x - Step 2: Convert to fraction form
4,853,717.07/6,698,121.60 = 2,678,258.52/x - Step 3: Cross multiply
4,853,717.07x = 6,698,121.60 × 2,678,258.52 - Step 4: Simplify right side
4,853,717.07x = 17,939,301,243,196.03 - Step 5: Solve for x
x = 17,939,301,243,196.03/4,853,717.07 - Step 6: Final answer
x = 3,695,992.37
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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.