Finding the Fourth Proportional to 1,269,508.08, 1,752,034.68 and 696,659.88
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Solution
The fourth proportional to 1,269,508.08, 1,752,034.68 and 696,659.88 is: 961,452.94
Step by Step Solution
- Step 1: Write the proportion equation
1,269,508.08 : 1,752,034.68 = 696,659.88 : x - Step 2: Convert to fraction form
1,269,508.08/1,752,034.68 = 696,659.88/x - Step 3: Cross multiply
1,269,508.08x = 1,752,034.68 × 696,659.88 - Step 4: Simplify right side
1,269,508.08x = 1,220,572,269,924.64 - Step 5: Solve for x
x = 1,220,572,269,924.64/1,269,508.08 - Step 6: Final answer
x = 961,452.94
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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.