Finding the Fourth Proportional to 2,170,438.02, 2,995,058.48 and 1,203,532.52
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Solution
The fourth proportional to 2,170,438.02, 2,995,058.48 and 1,203,532.52 is: 1,660,793.92
Step by Step Solution
- Step 1: Write the proportion equation
2,170,438.02 : 2,995,058.48 = 1,203,532.52 : x - Step 2: Convert to fraction form
2,170,438.02/2,995,058.48 = 1,203,532.52/x - Step 3: Cross multiply
2,170,438.02x = 2,995,058.48 × 1,203,532.52 - Step 4: Simplify right side
2,170,438.02x = 3,604,650,258,988.81 - Step 5: Solve for x
x = 3,604,650,258,988.81/2,170,438.02 - Step 6: Final answer
x = 1,660,793.92
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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.