Finding the Fourth Proportional to 1,405,290.42, 2,107,279.35 and 506,613.78
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Solution
The fourth proportional to 1,405,290.42, 2,107,279.35 and 506,613.78 is: 759,684.08
Step by Step Solution
- Step 1: Write the proportion equation
1,405,290.42 : 2,107,279.35 = 506,613.78 : x - Step 2: Convert to fraction form
1,405,290.42/2,107,279.35 = 506,613.78/x - Step 3: Cross multiply
1,405,290.42x = 2,107,279.35 × 506,613.78 - Step 4: Simplify right side
1,405,290.42x = 1,067,576,757,019.44 - Step 5: Solve for x
x = 1,067,576,757,019.44/1,405,290.42 - Step 6: Final answer
x = 759,684.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.