Finding the Fourth Proportional to 2,268,201.98, 3,130,082.08 and 1,235,722.12
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Solution
The fourth proportional to 2,268,201.98, 3,130,082.08 and 1,235,722.12 is: 1,705,276.56
Step by Step Solution
- Step 1: Write the proportion equation
2,268,201.98 : 3,130,082.08 = 1,235,722.12 : x - Step 2: Convert to fraction form
2,268,201.98/3,130,082.08 = 1,235,722.12/x - Step 3: Cross multiply
2,268,201.98x = 3,130,082.08 × 1,235,722.12 - Step 4: Simplify right side
2,268,201.98x = 3,867,911,663,671.61 - Step 5: Solve for x
x = 3,867,911,663,671.61/2,268,201.98 - Step 6: Final answer
x = 1,705,276.56
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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.