Finding the Fourth Proportional to 5,258,748.36, 7,257,072.78 and 2,844,300.36
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Solution
The fourth proportional to 5,258,748.36, 7,257,072.78 and 2,844,300.36 is: 3,925,134.52
Step by Step Solution
- Step 1: Write the proportion equation
5,258,748.36 : 7,257,072.78 = 2,844,300.36 : x - Step 2: Convert to fraction form
5,258,748.36/7,257,072.78 = 2,844,300.36/x - Step 3: Cross multiply
5,258,748.36x = 7,257,072.78 × 2,844,300.36 - Step 4: Simplify right side
5,258,748.36x = 20,641,294,720,700.20 - Step 5: Solve for x
x = 20,641,294,720,700.20/5,258,748.36 - Step 6: Final answer
x = 3,925,134.52
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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.