Finding the Fourth Proportional to 2,773,919.18, 4,161,334.16 and 854,830.71
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Solution
The fourth proportional to 2,773,919.18, 4,161,334.16 and 854,830.71 is: 1,282,386.40
Step by Step Solution
- Step 1: Write the proportion equation
2,773,919.18 : 4,161,334.16 = 854,830.71 : x - Step 2: Convert to fraction form
2,773,919.18/4,161,334.16 = 854,830.71/x - Step 3: Cross multiply
2,773,919.18x = 4,161,334.16 × 854,830.71 - Step 4: Simplify right side
2,773,919.18x = 3,557,236,236,677.13 - Step 5: Solve for x
x = 3,557,236,236,677.13/2,773,919.18 - Step 6: Final answer
x = 1,282,386.40
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1.5x scale
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.