Finding the Fourth Proportional to 1,269,765.90, 1,752,327.36 and 696,826.44
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Solution
The fourth proportional to 1,269,765.90, 1,752,327.36 and 696,826.44 is: 961,648.16
Step by Step Solution
- Step 1: Write the proportion equation
1,269,765.90 : 1,752,327.36 = 696,826.44 : x - Step 2: Convert to fraction form
1,269,765.90/1,752,327.36 = 696,826.44/x - Step 3: Cross multiply
1,269,765.90x = 1,752,327.36 × 696,826.44 - Step 4: Simplify right side
1,269,765.90x = 1,221,068,035,983.40 - Step 5: Solve for x
x = 1,221,068,035,983.40/1,269,765.90 - Step 6: Final answer
x = 961,648.16
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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.