Finding the Fourth Proportional to 2,678,258.92, 3,696,069.48 and 1,575,767.26
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Solution
The fourth proportional to 2,678,258.92, 3,696,069.48 and 1,575,767.26 is: 2,174,601.28
Step by Step Solution
- Step 1: Write the proportion equation
2,678,258.92 : 3,696,069.48 = 1,575,767.26 : x - Step 2: Convert to fraction form
2,678,258.92/3,696,069.48 = 1,575,767.26/x - Step 3: Cross multiply
2,678,258.92x = 3,696,069.48 × 1,575,767.26 - Step 4: Simplify right side
2,678,258.92x = 5,824,145,277,269.23 - Step 5: Solve for x
x = 5,824,145,277,269.23/2,678,258.92 - Step 6: Final answer
x = 2,174,601.28
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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.