Finding the Fourth Proportional to 2,037,074.97, 3,058,205.28 and 1,320,415.55
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Solution
The fourth proportional to 2,037,074.97, 3,058,205.28 and 1,320,415.55 is: 1,982,303.96
Step by Step Solution
- Step 1: Write the proportion equation
2,037,074.97 : 3,058,205.28 = 1,320,415.55 : x - Step 2: Convert to fraction form
2,037,074.97/3,058,205.28 = 1,320,415.55/x - Step 3: Cross multiply
2,037,074.97x = 3,058,205.28 × 1,320,415.55 - Step 4: Simplify right side
2,037,074.97x = 4,038,101,784,911.00 - Step 5: Solve for x
x = 4,038,101,784,911.00/2,037,074.97 - Step 6: Final answer
x = 1,982,303.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.