Finding the Fourth Proportional to 5,062,781.34, 6,986,656.65 and 2,739,673.62
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Solution
The fourth proportional to 5,062,781.34, 6,986,656.65 and 2,739,673.62 is: 3,780,759.55
Step by Step Solution
- Step 1: Write the proportion equation
5,062,781.34 : 6,986,656.65 = 2,739,673.62 : x - Step 2: Convert to fraction form
5,062,781.34/6,986,656.65 = 2,739,673.62/x - Step 3: Cross multiply
5,062,781.34x = 6,986,656.65 × 2,739,673.62 - Step 4: Simplify right side
5,062,781.34x = 19,141,158,916,002.57 - Step 5: Solve for x
x = 19,141,158,916,002.57/5,062,781.34 - Step 6: Final answer
x = 3,780,759.55
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1.5x scale
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.