Finding the Fourth Proportional to 1,676,268.64, 2,313,250.71 and 912,327.67
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Solution
The fourth proportional to 1,676,268.64, 2,313,250.71 and 912,327.67 is: 1,259,012.18
Step by Step Solution
- Step 1: Write the proportion equation
1,676,268.64 : 2,313,250.71 = 912,327.67 : x - Step 2: Convert to fraction form
1,676,268.64/2,313,250.71 = 912,327.67/x - Step 3: Cross multiply
1,676,268.64x = 2,313,250.71 × 912,327.67 - Step 4: Simplify right side
1,676,268.64x = 2,110,442,630,380.15 - Step 5: Solve for x
x = 2,110,442,630,380.15/1,676,268.64 - Step 6: Final answer
x = 1,259,012.18
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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.