Finding the Fourth Proportional to 1,117,652.58, 1,675,468.08 and 407,514.57
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Solution
The fourth proportional to 1,117,652.58, 1,675,468.08 and 407,514.57 is: 610,903.30
Step by Step Solution
- Step 1: Write the proportion equation
1,117,652.58 : 1,675,468.08 = 407,514.57 : x - Step 2: Convert to fraction form
1,117,652.58/1,675,468.08 = 407,514.57/x - Step 3: Cross multiply
1,117,652.58x = 1,675,468.08 × 407,514.57 - Step 4: Simplify right side
1,117,652.58x = 682,777,654,169.93 - Step 5: Solve for x
x = 682,777,654,169.93/1,117,652.58 - Step 6: Final answer
x = 610,903.30
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.