Finding the Fourth Proportional to 2,738,345.60, 3,777,659.70 and 1,771,790.96
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Solution
The fourth proportional to 2,738,345.60, 3,777,659.70 and 1,771,790.96 is: 2,444,258.06
Step by Step Solution
- Step 1: Write the proportion equation
2,738,345.60 : 3,777,659.70 = 1,771,790.96 : x - Step 2: Convert to fraction form
2,738,345.60/3,777,659.70 = 1,771,790.96/x - Step 3: Cross multiply
2,738,345.60x = 3,777,659.70 × 1,771,790.96 - Step 4: Simplify right side
2,738,345.60x = 6,693,223,306,416.31 - Step 5: Solve for x
x = 6,693,223,306,416.31/2,738,345.60 - Step 6: Final answer
x = 2,444,258.06
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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.